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

[EX Q]: Sentence: 'one woman holding a video game controller and standing next to another woman'. Find frequency of the letter 't'
[EX A]: 5

[EX Q]: Sentence: 'two laptop computers sitting on top of a white table'. Find frequency of the letter 'f'
[EX A]: 1

[EX Q]: Sentence: 'man on cell phone overlooking large scenic area'. Find frequency of the letter 'v'
[EX A]:
1