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

Q: Sentence: 'a red building with a crowd of people outside it near the water'. Find frequency of the letter 'e'

A: 7
****
Q: Sentence: 'an elephant has taken a man's hat in its trunk'. Find frequency of the letter 'p'

A: 1
****
Q: Sentence: 'a large clock on a pole near a building'. Find frequency of the letter 'l'

A:
4
****