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

[Q]: Sentence: 'the child is waving a small flag as she stands near two women'. Find frequency of the letter 'g'
[A]: 2


[Q]: Sentence: 'the bathroom is in need of remodel'. Find frequency of the letter 'e'
[A]: 5


[Q]: Sentence: 'several toilets lined up near each other sitting outside'. Find frequency of the letter 'i'
[A]:
5