We can't see what you're trying to say.
Therefore, f(c) = 3c+5
OPTION B is the correct answer
Answer: THIRD OPTION.
Step-by-step explanation:
For this exercise you need to use the formula for calculate the distance between two points. This is:

Given the following points:
and 
You can identify that:

Knowing these values, the next step is to substitute them into the equation for calculate the distance between two points and then evaluate.
Therefore, the distance between
and
is:

Answer: A IS CORRECT
Step-by-step explanation: