instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'a long row of tables displaying lots of fruit'. Find frequency of the letter 'o'
answer:
5


question:
Sentence: 'a small doughnut held in a persons hand'. Find frequency of the letter 'n'
answer:
4


question:
Sentence: 'the woman is posing with a backdrop with the full length illustration of a man'. Find frequency of the letter 'u'
answer:

2