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

Q: Sentence: 'old double decker bus parked in a lot'. Find frequency of the letter 't'

A: 1
****
Q: Sentence: 'a blue train on a track next to another track'. Find frequency of the letter 'c'

A: 2
****
Q: Sentence: 'a man wearing glasses sitting at a table containing a bagel, juice, and coffee'. Find frequency of the letter 's'

A:
4
****