Affiliate Marketing Secrets

I have an exam tomorrow, and i’m reviewing practice exams. Here are the questions I am stuck on:
Evolution vs Natural Selection:
a) creates higher forms
b) is goal-directed
c) is non-directed
d) leads to increased structural complexity
Which of the following is not an example of niche construction:
a) human skin adapting to UV light
b) humans domesticating animals
c) humans adopting agriculture in west africa
d) earthworms modifying soil
What is science?
a) a belief system
b) a system of expert validation
c) a body of truth
d) a methodology