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

Q: Sentence: 'a girl playing with a frisbee while people watch'. Find frequency of the letter 'e'

A: 5
****
Q: Sentence: 'three birds are sitting on a tree in a forest'. Find frequency of the letter 'h'

A: 1
****
Q: Sentence: 'five people wearing hats horseback riding on a beach'. Find frequency of the letter 'o'

A:
3
****