instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'people plating cake in an office meeting room'. Find frequency of the letter 'g'
answer:
2

question:
Sentence: 'a double decker bus with a lot of people on board'. Find frequency of the letter 'l'
answer:
3

question:
Sentence: 'a tall massive clock tower towering over a city'. Find frequency of the letter 'v'
answer:
2