In this task, you need to count the number of words in a sentence that start with the given letter. Answer with numbers and not words.

Q: Sentence: 'a young boy hits a baseball during a game'. How many words start with the letter 'd' in the sentence.

A: 1
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Q: Sentence: 'a variety of vegetables meat cheese and eggs on a cutting board'. How many words start with the letter 'a' in the sentence.

A: 3
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Q: Sentence: 'office workers lined up in back of a pair of cakes'. How many words start with the letter 'o' in the sentence.

A:
3
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