PLEASE HELP ASAP!!! WILL MARK BRAINLIEST!!! PLEASE DON'T GUESS!!! ANYTHING WILL HELP!!!

QUESTION 1

After the discovery of the microscope, many microorganisms were placed into taxonomic categories. What characteristic of science does this show?
a. It changes with common beliefs.
b. It changes with new evidence.
c. It is fixed, since it follows the scientific method.
d. It is fixed, since it is based on experimentation.

QUESTION 2

The diagram below shows the branching tree diagram for cats.
Which characteristic is shared by the greatest number of organisms?
(THE DIAGRAM IS THE PICTURE)
a. Amniotic egg
b. Four limbs
c. Fur
d. Retractable claws