** answer asap and you dont need to tell me why just give me the correct

which kind of life form first appeared during the tertiary period?

a.
angiosperms, or flowering plants

b.
large, meat-eating dinosaurs

c.
small, rodent-like mammals

d.
cattle-like mammals that ate grass

How did the environment influence settlement patterns in colonial america? * 1 point a. early settlers stayed near rivers for farmland and transportation b. early settlers stayed in hilly areas to avoid frequent floods in coastal areas c.early settlers quickly moved to the mountains to avoid hot summers d. early settlers only lived on coastal islands to prevent indian attacks