Which scientific discipline is correctly matched to a contribution to society? biology; theory of relativity geology; theory of continental drift ecology; conserving the environment astronomy; developing quantum mechanics

yes, they are. i think.

d becuase khgfdwhat effect does the word head have on the meaning of this passage?

a. it demonstrates how intelligent he was.

b. it shows he was a favorite of the teachers.

c. it indicates he would be a good preacher.

d. it reveals how self-important he was.

how does the choice of the word head contribute to the passage’s tone?

a. it offers a sense of entitlement.