In this task, you need to count the number of words in a sentence that contain the given letter

[Q]: Sentence: 'a couple are setting the different pizzas on a table'. How many words contain the letter 'c' in the sentence.
[A]: 1


[Q]: Sentence: 'a man and a woman stand under an umbrella'. How many words contain the letter 's' in the sentence.
[A]: 1


[Q]: Sentence: 'people are at an outside market selling bananas'. How many words contain the letter 'r' in the sentence.
[A]:
2