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

Q: Sentence: 'a tv in a glass mirror in the bathroom'. Find frequency of the letter 'h'

A: 2
****
Q: Sentence: 'a dog laying on the back of a boat in the water'. Find frequency of the letter 't'

A: 4
****
Q: Sentence: 'a person sitting on a boat in a body of water'. Find frequency of the letter 't'

A:
4
****