In this task, you need to count the number of times the given letter appears in the given sentence.

Q: Sentence: 'a man makes some cock tales at a desk'. Find frequency of the letter 'k'

A: 3
****
Q: Sentence: 'a little child looking up to a camera holding a cell phone'. Find frequency of the letter 'g'

A: 2
****
Q: Sentence: 'there are several pigeons flying around with people nearby'. Find frequency of the letter 'd'

A:
1
****