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

Q: Sentence: 'group of cars on the road with the sun setting behind it'. Find frequency of the letter 'd'

A: 2
****
Q: Sentence: 'a woman holds the reins of a saddled horse'. Find frequency of the letter 'm'

A: 1
****
Q: Sentence: 'a bathroom has several items next to a sink and on top of a medicine cabinet with a door opened up against a glass-walled shower'. Find frequency of the letter 'a'

A:
14
****