The fresh herbs, flowers, and vegetables will shrivel up if people don't do this?\nOptions:\n- water plants\n- believe in god\n- drive to the nearest pool\n- speaking english\n- raise children
Think hard. Detailed solution:
water plants
Herbs, flowers and vegetables grow on plants.

Plants need water and sunlight for survival.

When they do not get water, they tend to shrivel up.

.

The answer is water plants