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

Q: Sentence: 'a softball player holding the bat on first base'. Find frequency of the letter 't'

A: 4
****
Q: Sentence: 'a knife a cutting board some bananas and a toaster'. Find frequency of the letter 'i'

A: 2
****
Q: Sentence: 'a cutting board with food on it beside food on a counter'. Find frequency of the letter 'n'

A:
4
****