A boy ran a distance of 200m in 24s. His average speed was 8.3ms-1. Which of the following is correct about the units in which the statements above are expressed?
-
A.
All the units are fundamental. -
B.
All the units are derived -
C.
All the units except one are S.I units -
D.
Two of the units are fundamental and one derived. -
E.
None of the units is S.I units.