instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'two giraffes, one standing and one laying down'. Find frequency of the letter 'g'
answer:
3


question:
Sentence: 'a group of workers washing and cleaning fruits and vegetables'. Find frequency of the letter 'i'
answer:
3


question:
Sentence: 'motorcycle being show off on a red carpet at a show'. Find frequency of the letter 'c'
answer:

3