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

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

A: 3
****
Q: Sentence: 'the wooden kitchen has a small child's plastic table in it'. Find frequency of the letter 'n'

A: 3
****
Q: Sentence: 'a man wearing a hat while standing next to a body of water'. Find frequency of the letter 'y'

A:
1
****