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

Q: Sentence: 'flower in a vase full of water sitting on a stand '. Find frequency of the letter 'l'

A: 3
****
Q: Sentence: 'a toilet filled with a brown liner and dirty water'. Find frequency of the letter 't'

A: 5
****
Q: Sentence: 'a laptop next to a book and someones lunch'. Find frequency of the letter 'h'

A:
1
****