In this task, you need to count the number of times the given letter appears in the given sentence.

Q: Sentence: 'a young man riding a skateboard near a forest'. Find frequency of the letter 'd'

A: 2
****
Q: Sentence: 'a microwave oven with a yellow note on the door'. Find frequency of the letter 'w'

A: 3
****
Q: Sentence: 'a pan filled with an assortment of vegetables and a wooden spoon'. Find frequency of the letter 'l'

A:
3
****