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

Q: Sentence: 'a glass vase sits between two statues'. Find frequency of the letter 'o'

A: 1
****
Q: Sentence: 'a bird on a tree is flapping its wings'. Find frequency of the letter 'o'

A: 1
****
Q: Sentence: 'a woman is holding a tennis racket on a court'. Find frequency of the letter 'u'

A:
1
****