instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'a full plate of food that includes rice and broccoli and carrots'. Find frequency of the letter 's'
answer:
2


question:
Sentence: 'the ingredients are ready on the wooden table'. Find frequency of the letter 'w'
answer:
1


question:
Sentence: 'an old model train moving down the tracks'. Find frequency of the letter 'o'
answer:

4