In this task, you need to count the number of times the given letter appears in the given sentence.
--------
Question: Sentence: 'a young man riding a skateboard near a forest'. Find frequency of the letter 'd'

Answer: 2


Question: Sentence: 'a laptop computer with pictures of giraffes on the homescreen'. Find frequency of the letter 'o'

Answer: 5


Question: Sentence: 'a man holding up a wii remote control in his hand'. Find frequency of the letter 'e'

Answer:
2