why do scientists say that living organisms demonstrate dynamic equilibrium?

a) activities take place inside living organisms all the time, but they maintain stability.

b) internal conditions in living organisms change frequently and are never the same.

c) living organisms respond to external changes with very different reactions each time.

d) environments don't change and therefore, internal conditions of living organisms don't change.

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.