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

[EX Q]: Sentence: 'a skier posing for a photo in front of a slope'. How many words contain the letter 'a' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a person resting on a bench outside a furniture store'. How many words contain the letter 'e' in the sentence.
[EX A]: 6

[EX Q]: Sentence: 'a hotel bathroom sink and counter top with all the amenities'. How many words contain the letter 'b' in the sentence.
[EX A]:
1