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.

Sentence: 'a close up view of a mans hands as he operates a smart phone'. How many words start with the letter 'c' in the sentence.
1

Sentence: 'a close up of a traffic light on a city street'. How many words start with the letter 'a' in the sentence.
3

Sentence: 'a boy waves at the camera standing on a tree stump'. How many words start with the letter 'a' in the sentence.

3