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.