HELP FAST! I need help with this math problem. A, B, C or D?

Me asap! what is the slope of this line? enter your answer in the box.

What are the domain and range of the function f(x)=2^x+1

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?