PLZ HELP ASAP!
9) Natural selection occurs because of all of the following EXCEPT – *
A.)some traits provide an advantage to organisms
B)organisms in a population show variation
C)some populations are related to others
D) better-adapted organisms can survive longer and produce more offspring

10) In order for natural selection to have produced the long necks of giraffes, which of the following must have been true over the evolutionary history of giraffes? *

A)All giraffes, regardless of neck length, had an equal chance of survival
B)The length of necks in giraffe offspring was always longer than both parents
C)In every generation, the length of giraffes' necks showed variation
D)Abundant resources insured that competition among giraffes was limited