In this task, you need to count the number of times the given letter appears in the given sentence.
--------
Question: Sentence: 'a little child looking up to a camera holding a cell phone'. Find frequency of the letter 'g'

Answer: 2


Question: Sentence: 'a bird is perched on a container in a person's hand'. Find frequency of the letter 'c'

Answer: 2


Question: Sentence: 'a plate full of food sitting on a table'. Find frequency of the letter 't'

Answer:
4