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

[Q]: Sentence: 'a surfer in a black wet suit riding a wave in the ocean'. How many words contain the letter 'x' in the sentence.
[A]: 0


[Q]: Sentence: 'a smiling  woman wearing a hat holds up a snowboard'. How many words contain the letter 'b' in the sentence.
[A]: 1


[Q]: Sentence: 'a man in the waves with a surfboard in front of him'. How many words contain the letter 'c' in the sentence.
[A]:
0