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

Q: Sentence: 'an orange cat sitting on the ground next to a  purse'. Find frequency of the letter 's'

A: 2
****
Q: Sentence: 'cooked fish and green broccoli share a single white plate'. Find frequency of the letter 'c'

A: 3
****
Q: Sentence: 'a huge crowd of people watching a base ball game'. Find frequency of the letter 'e'

A:
5
****