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

Q: Sentence: 'a child sitting a table with a pizza in front of him'. Find frequency of the letter 'h'

A: 3
****
Q: Sentence: 'a bird is standing on the ledge of the building'. Find frequency of the letter 't'

A: 3
****
Q: Sentence: 'a couple on a red horse drawn carriage'. Find frequency of the letter 'c'

A:
2
****