Answer:
The last one, −2.1−(5.9+3.7)
Step-by-step explanation:
−2.1+(−5.9)+(−3.7) = -2.1-5.9-3.7 = -11.7
the only expression that will come out as -11.7 is the last one
14.14 cuz that’s the equation for diameter to circumference
I think it is Steep C because it is skinner and the more steeper it is the more time it will take you to climb it.