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

[Q]: Sentence: 'child standing in front of a stop sign on a suburban street corner'. How many words contain the letter 'u' in the sentence.
[A]: 1


[Q]: Sentence: 'a man and woman posing in front of a truck'. How many words contain the letter 'c' in the sentence.
[A]: 1


[Q]: Sentence: 'a man that has his refrigerator door open'. How many words contain the letter 'p' in the sentence.
[A]:
1