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

[EX Q]: Sentence: 'a young elephant is touching a bigger elephant with its trunk'. Find frequency of the letter 'i'
[EX A]: 5

[EX Q]: Sentence: 'a woman throwing a frisbee on a field'. Find frequency of the letter 's'
[EX A]: 1

[EX Q]: Sentence: 'a very big building with so many windows'. Find frequency of the letter 'h'
[EX A]:
1