instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'this marketplace has a lot of fresh fruit and vegetables'. Find frequency of the letter 'v'
answer:
1


question:
Sentence: 'a person riding a camel in front of a truck'. Find frequency of the letter 't'
answer:
2


question:
Sentence: 'a room with a desk and a monitor'. Find frequency of the letter 'o'
answer:

4