Multiple choice

Directions: Choose the correct option to fill in the blank.

The scientists are studying the factors that ___________ to produce last years’ tsunami.

  1. heaped

  2. aggregated

  3. combined

  4. connected

  5. .

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

This is the correct option as ‘combined’ here implies the factors that united to produce last years’ tsunami as 'combined' indicates the coming together of factors not literal joining.