In this task, you need to replace a letter in the sentence with another given letter.
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Question: Sentence: 'a back pack and lap top sit on the kitchen counter'. Replace the letter 't' with 'k' in the sentence.

Answer: a back pack and lap kop sik on khe kikchen counker


Question: Sentence: 'a person on a snow board flying through the air'. Replace the letter 'f' with 'n' in the sentence.

Answer: a person on a snow board nlying through the air


Question: Sentence: 'three clocks set to different times suspended from an arch'. Replace the letter 'm' with 'x' in the sentence.

Answer:
three clocks set to different tixes suspended frox an arch