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

Q: Sentence: 'a plane with smoke coming from the tips of both wings'. Find frequency of the letter 'c'

A: 1
****
Q: Sentence: 'a cooked pizza on a silver platter with another in the background'. Find frequency of the letter 'e'

A: 5
****
Q: Sentence: 'people are getting on the train at the station'. Find frequency of the letter 'e'

A:
6
****