State why this accident would be expected to benefit the decomposers in the river below the sewage plant. [1]

It provides good environment for growth and development.

Explanation:

This accident provide benefit to the decomposers present in the river below the sewage plant because it provides suitable environment as well as food to survive and growth. Decomposers are the organisms which helps in cleaning of environment by feeding on dead matter of plants and animals. These decomposers are present everywhere on the earth surface where environment are suitable for them.

d. the weight of the book