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

[Q]: Sentence: 'two little girls playing with a bat and a tennis ball'. Find frequency of the letter 'w'
[A]: 2


[Q]: Sentence: 'this marketplace has a lot of fresh fruit and vegetables'. Find frequency of the letter 'v'
[A]: 1


[Q]: Sentence: 'many large bushels of bananas have been gathered together'. Find frequency of the letter 'g'
[A]:
3