Question

What is one main difference between assumptions and viewpoints

Answer 1

Assumptions are practically guesses.  You presume (or guess) what is going to happen or what did happen.   View points, on the other hand, are things that have already happened, and you have made up your mind on your stance of the thing. i would go with D)

Answer 2

Answer:

D. Assumptions may be implied and taken for granted without proof, while viewpoints make it clear that the ideas are from a personal perspective.

Explanation:

Assumption is define as something that you accept as true without proof.

Viewpoint is a personal opinion about something or someone, wether true or not.

So, from their definition we can see that the last option is the one that best defines both words.