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

[EX Q]: Sentence: 'the skateboarder is jumping over a huge statue of a shoe'. Find frequency of the letter 'i'
[EX A]: 2

[EX Q]: Sentence: 'a plane with smoke coming from the tips of both wings'. Find frequency of the letter 'c'
[EX A]: 1

[EX Q]: Sentence: 'soccer players fight over a ball while many look on'. Find frequency of the letter 'm'
[EX A]:
1