In this task, you need to count the number of words in a sentence that contain the given letter
--------
Question: Sentence: 'a plastic container filled with pastry balls sitting on a counter'. How many words contain the letter 'q' in the sentence.

Answer: 0


Question: Sentence: 'a group of people standing together talking '. How many words contain the letter 'b' in the sentence.

Answer: 0


Question: Sentence: 'a driver looking at traffic through the rearview mirror of a car'. How many words contain the letter 'd' in the sentence.

Answer:
1