Question

in pakistan, the spiders lived through the heavy rains by going into the trees. how were the spiders helpful?
a they ate the mosquitos that would have made many people sick.
b they spun thick webs that people used as cloth
c they scared away snakes and other dangerous animals
d they kept the trees safe from ice and frost

Explanation:

Spiders are known to eat mosquitoes. Mosquitoes can carry diseases that make people sick. So, spiders eating mosquitoes is helpful to humans. Options B, C and D have no basis in the common - knowledge about the helpfulness of spiders.

Answer:

A. They ate the mosquitoes that would have made many people sick.