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

Q: Sentence: 'a bird is perched on a container in a person's hand'. Find frequency of the letter 'c'

A: 2
****
Q: Sentence: 'two metal  benches on an empty train platform'. Find frequency of the letter 'n'

A: 4
****
Q: Sentence: 'a person that is sitting on a bench'. Find frequency of the letter 'n'

A:
4
****