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

Q: Sentence: 'this marketplace has a lot of fresh fruit and vegetables'. Find frequency of the letter 'v'

A: 1
****
Q: Sentence: 'a young boy holding a piece of paper on top of a table'. Find frequency of the letter 'y'

A: 2
****
Q: Sentence: 'a bunch of broken down trains sit in a yard'. Find frequency of the letter 'n'

A:
5
****