If a pendulum completes exactly 12 cycles in 2 min, what is the frequency of the pendulum ?

In this video, I solved the following MCQ in detail.
The MCQ is...

If a pendulum completes exactly 12 cycles in 2 min, what is the frequency of the pendulum?
a) 0.10Hz b) 0.17Hz c) 6.0 Hz d) 10Hz

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