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

[EX Q]: Sentence: 'a large bathroom with marble floor, counter, and bath'. Find frequency of the letter 'f'
[EX A]: 1

[EX Q]: Sentence: 'a woman is playing an interactive video game'. Find frequency of the letter 't'
[EX A]: 2

[EX Q]: Sentence: 'man crush during the night long clothing with darkness'. Find frequency of the letter 'c'
[EX A]:
2