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

Q: Sentence: 'a few giraffes standing in a field looking around'. Find frequency of the letter 'e'

A: 3
****
Q: Sentence: 'a toilet of some sort near a sink of some sort'. Find frequency of the letter 'o'

A: 7
****
Q: Sentence: 'a rural landscape with a dirt road and a cow standing on the roadside'. Find frequency of the letter 'd'

A:
7
****