Multiple choice

Directions: Choose the correct word to fill up the blanks from the alternatives.

Diarrhea can be controlled ______ keeping proper sanitation.

  1. by

  2. at

  3. in

  4. on

  5. .

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

This is the correct option. ‘By’ is used for indicating the means of achieving something.