Question

select the derivative of treat that is a noun meaning “the act of caring for or behaving towards someone or something.”
suggestion ill
childish helpful treatment
helpless forgetful
illness suggestible childhood
treatable forgetfulness

Explanation:

The word "treatment" is a noun derived from the verb "treat", and it means the act of caring for or behaving towards someone or something. Other words like "suggestion" is from "suggest", "illness" from "ill", etc., and do not match the required derivation and meaning.

Answer:

treatment