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

Q: Sentence: 'two men sitting quietly on a park bench'. Find frequency of the letter 'a'

A: 2
****
Q: Sentence: 'a piece of bread stuffed with meat and vegetables'. Find frequency of the letter 's'

A: 2
****
Q: Sentence: 'a girl paddling behind a surf board and a drop of water on the camera lens'. Find frequency of the letter 'h'

A:
2
****