CTET Class I to V 7 Jan 2022 Paper

Consider the following statements about earthworms:
A. They soften the soil as they keep digging underneath to make tunnels.
B. They eat the dead leaves and plants and their droppings fertilise the soil.
C. They turn the waste into compost.
D. They produce compost which is costlier than the fertilizers made in factories.
E. Spraying chemicals (pesticides) does not affect the earthworms.
The true statements are