Answer:
For simple meters, the lower number of the time signature is the beat value, that corresponds to the BPM of the tempo. For compound tuple meters (e.g. 6/8) the beat value is typically 3 times the lower number of the time signature, which is the same as the "dotted value of twice".
Explanation:
I am not 100 % sure whether the ans is correct or not.
He used cameras to study animal locomotion
