Which of the following options best describes the function graphed below?

Question

A graph shows a slanting straight line that starts at the origin and goes up.

Nonlinear increasing

Nonlinear decreasing

Linear increasing

Linear decreasing
I believe the answer is C. but I also think its D but I'm seriously stuck

Answer 1

Well, usually increasing means going up to the right.
(positive slope)

Decreasing means going up to the left (negative slope)

The question is poorly worded since the English words "goes up"
really do not tell you the mathematical direction :)