The following graph shows the time required to install fencing of different lengths. Which statements about the graph are true?
Choose all answers that apply:

(Choice A)
The point (2, 30)(2,30)left parenthesis, 2, comma, 30, right parenthesis shows that the cost is \$30$30dollar sign, 30 for 2 \text{ m}2 m2, start text, space, m, end text of fencing.

(Choice B
The point (4, 60)(4,60)left parenthesis, 4, comma, 60, right parenthesis shows that it takes 444 hours to install 60 \text{ m}60 m60, start text, space, m, end text of fencing.

(Choice C)
None of the above