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

Q: Sentence: 'a man on a skateboard going down a ramp while people are watching'. Find frequency of the letter 'w'

A: 3
****
Q: Sentence: 'a group of people walking down a rain soaked street with umbrellas'. Find frequency of the letter 'w'

A: 3
****
Q: Sentence: 'a couple of giraffe standing next to a fence'. Find frequency of the letter 'e'

A:
5
****