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

Q: Sentence: 'a woman holds a wine glass upside down while wearing rabbit ears and staring at a bottle of wine'. Find frequency of the letter 'a'

A: 11
****
Q: Sentence: 'a double parking meter is decorated with a picture of a girl with wings on her feet'. Find frequency of the letter 'r'

A: 6
****
Q: Sentence: 'a woman with an umbrella is standing near a horse'. Find frequency of the letter 'r'

A:
3
****