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

Q: Sentence: 'three young children playing with a ball in front of a huge bridge'. Find frequency of the letter 'e'

A: 5
****
Q: Sentence: 'a white and blue plate topped with meat and a salad'. Find frequency of the letter 'u'

A: 1
****
Q: Sentence: 'a family sitting at a table in a restaurant looking at their phones'. Find frequency of the letter 't'

A:
8
****