Answer:
Therefore the unit Rate describes Wilson speed is option C.
C. 60 miles per hour.
Explanation:
Given:
In the table
120 miles = in 2 hours
180 miles = in 3 hours
240 miles = in 4 hours
Speed:
Speed is defined as the rate of distance covered in per unit time.
It is given as
Substituting the given values we get

Also for 180 miles and 240 miles we have,


Therefore the unit Rate describes Wilson speed is option C.
C. 60 miles per hour.