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

Q: Sentence: 'many different species of sheep in display at a museum'. Find frequency of the letter 'h'

A: 1
****
Q: Sentence: 'a piece of meat covered in ketchup next to a hamburger on a green plate'. Find frequency of the letter 'g'

A: 2
****
Q: Sentence: 'a hot dog that has ketchup and mayonnaise on top of it'. Find frequency of the letter 't'

A:
6
****