Im thinking the 3rd one . I’m not 100 percent sure.
For this case we have that by definition, the circumference of a circle is given by:

Where:
d: It is the diameter of the circle
They tell us that:

Substituting:

Thus, the circumference of the circle is 55 centimeters.
Answer:
Option B
Question Two is D. $14.80
Answer:
I am not sure but I think the correct answer is c