What data would you have to collect to find the velocity of an object that is moving uniformly?

the amount of current in the coil

i had this question and the answer was 3.15 miles.

martina travels from school to her mom's office. from there, she walks to school. after school, she walks to the library and then to a friends house before finally ending back at home. find martina's total distance traveled.

a) 0 miles  

b) 0.4 miles  

c) 1 mile  

d) 3.15 miles

i'm on my way to history not a mistory.

i think it would be 5