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

Q: Sentence: 'a sailboat is floating near the rocky shore of a beach'. Find frequency of the letter 'o'

A: 5
****
Q: Sentence: 'the interior of a living and dining room'. Find frequency of the letter 'i'

A: 6
****
Q: Sentence: 'a room filled with many different types of suitcases'. Find frequency of the letter 'i'

A:
4
****