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

[EX Q]: Sentence: 'a person standing in line for food at a food truck'. How many words contain the letter 'c' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a carrot and celery are on a cutting board'. How many words contain the letter 's' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'beef and broccoli are served on a white plate'. How many words contain the letter 'v' in the sentence.
[EX A]:
1