Multiple choice

Directions: Choose the option for the underlined phrase in the sentence so as to make the sentence grammatically correct and meaningful.

The stars mainly consist of hydrogen and helium which produces nuclear reactions and energy.

  1. which produces nuclear reactions and energy.

  2. which may produce nuclear reactions and energy.

  3. which have produced nuclear reactions and energy.

  4. which produce nuclear reactions and energy.

  5. which produced nuclear reactions and energy.

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Correct; as the production is a recurring phenomenon, the use of simple present is correct.