*I'll award Brainliest!*

In the figure shown, which pair of angles must be complementary?

A) ∠COD and ∠DOB

B) ∠AOC and ∠COD

C) ∠COB and ∠AOC

D) ∠AOC and ∠DOB

Ineed if you could explain and give me the answer you! this needs done

Acolony contains 1500 bacteria. the population increases at a rate of 115% each hour. if x represents the number of hours elapsed, which function represents the scenario? f(x) = 1500(1.15)" f(x) = 1500(115) f(x) = 1500(2.15) f(x) = 1500(215)

Percent increase and decrease. original number: 45 new number: 18