Multiple choice

Who among the following invented LASERS?

  1. Denis Pepin

  2. Francis Crick

  3. Willion Morton

  4. Theodre Maimen
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Theodore Maiman (spelled incorrectly as 'Theodre Maimen' in the option) built the first working laser at Hughes Research Laboratories in 1960. The other names are not associated with laser invention - Denis Papin was a physicist, Francis Crick discovered DNA structure, and William Morton was a dentist.

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