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

Q: Sentence: 'a couple of buildings that has a bus out front'. Find frequency of the letter 'a'

A: 4
****
Q: Sentence: 'a large cooked pizza on a dining table'. Find frequency of the letter 'n'

A: 3
****
Q: Sentence: 'a herd of sheep grazing in a snow covered field'. Find frequency of the letter 'r'

A:
3
****