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

Q: Sentence: 'a group of people standing around a table filled with assorted electronic devices'. Find frequency of the letter 'w'

A: 1
****
Q: Sentence: 'a woman walking on a shore next to a river'. Find frequency of the letter 'v'

A: 1
****
Q: Sentence: 'a tennis player finishing a swing in front of an audience'. Find frequency of the letter 'f'

A:
3
****