Historical Dates and Firsts

Agatha Christie wrote Curtain: Poirot's Last Case around 1940 during World War II. She deliberately stored it away for decades, intending it to be published posthumously. The novel was eventually published in 1975, the year after her death, but was actually written more than 30 years earlier.

Agatha Christie received the Mystery Writers of America's highest honor, the Grand Master Award, in 1955. This recognition came during her lifetime, acknowledging her immense contribution to the mystery genre.

Abraham Lincoln was born on February 12, 1809. This date is well-documented and he would have been 52 years old when he became President in 1861. The other dates are significant for other Lincoln events (1860: elected President, 1865: assassinated).

The BMW M635CSi was a high-performance version of the BMW 6 Series and was introduced in 1987 as part of the E24 generation.

The Nintendo Wii was released in November 2006. It revolutionized gaming with its motion-sensing controls and introduced casual gaming to a massive audience. The Wii became one of Nintendo's best-selling consoles, known for titles like Wii Sports and Mario Kart.

Alexander Graham Bell patented the telephone in 1876, which places the invention in the 1870s. The 1850s and 1860s are too early for the telephone's development, while the 1880s came after the telephone was already patented and being commercialized.

16 May 1983 is correct - Michael Jackson first performed the moonwalk during a live performance of 'Billie Jean' on the Motown 25: Yesterday, Today, Forever television special. This iconic moment was broadcast live and introduced the moonwalk to a global audience, becoming one of the most famous dance moves in history.

The official name of the mascot Stumpy was released on 2 August 2010. The ICC unveiled the mascot about six months before the tournament to build promotional momentum.

The Eiffel Tower was built in 1889 for the World's Fair in Paris, commemorating the French Revolution centenary. The claimed answer (B) is correct.

International Mother Language Day was first observed in the year 2000 after UNESCO proclaimed it in 1999. The day has been celebrated annually on February 21 since then to promote awareness of linguistic and cultural diversity.

The Australian Open was indeed held twice in 1977. This happened because the tournament switched from being held in January to December, so to transition the schedule, it was played twice in the same year - once in January and once in December. Since then, the Australian Open has been held annually in December- January rather than just January.

The AIEE (American Institute of Electrical Engineers) was founded in 1884, which places it in the 1880s decade. The AIEE later merged with the IRE to form the IEEE (Institute of Electrical and Electronics Engineers) in 1963.

The first transatlantic radio broadcast was successfully completed on December 12, 1901, by Guglielmo Marconi. He transmitted a signal from Poldhu, Cornwall, UK to Signal Hill, St. John's, Newfoundland, Canada. This achievement proved that radio waves could travel across the Atlantic Ocean, marking a milestone in communication history.

SPICE (Simulation Program with Integrated Circuit Emphasis) was developed at the University of California, Berkeley in the early 1970s. The first version was released around 1973, and it revolutionized electronic circuit simulation. SPICE and its variants remain fundamental tools in electronic design and engineering.