In this task, you need to count the number of times the given letter appears in the given sentence.
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Question: Sentence: 'a couple of people that are on a baseball field'. Find frequency of the letter 'c'

Answer: 1

Question: Sentence: 'a bowl of granola with raspberries and honey on top with a spoon'. Find frequency of the letter 'w'

Answer: 3

Question: Sentence: 'a packed lunch has a rice dish, vegetables, and a peach'. Find frequency of the letter 'h'

Answer:
4