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: 'a group of giraffes walk together by a hill'. Find frequency of the letter 'b'

A: 1
****
Q: Sentence: 'two people wearing skis traveling through the snow'. Find frequency of the letter 'h'

A:
3
****