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

[EX Q]: Sentence: 'a modern looking bathroom has a toilet and a sink'. How many words contain the letter 'o' in the sentence.
[EX A]: 4

[EX Q]: Sentence: 'a tree by a house has a traffic sign attached to it'. How many words contain the letter 'm' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'two people talk on their phones in front of a luggage carousel'. How many words contain the letter 't' in the sentence.
[EX A]:
4