instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'a close up of a bird on the outside window sill'. Find frequency of the letter 'c'
answer:
1


question:
Sentence: 'a person holding onto a pink kite at the beach'. Find frequency of the letter 'n'
answer:
4


question:
Sentence: 'a table with a bunch of wrapped vegetables sitting side by side'. Find frequency of the letter 'r'
answer:

1