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

[EX Q]: Sentence: 'a laptop is displayed on a small wooden platform'. How many words contain the letter 'k' in the sentence.
[EX A]: 0

[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 table has a plate with an omelet on it'. How many words contain the letter 'm' in the sentence.
[EX A]:
1