In this task, you need to replace a letter in the sentence with another given letter.

Sentence: 'a man and a child skiing down a mountain on a trail'. Replace the letter 'n' with 'm' in the sentence.
a mam amd a child skiimg dowm a moumtaim om a trail

Sentence: 'a clock mounted above a door entrance with windows'. Replace the letter 's' with 'l' in the sentence.
a clock mounted above a door entrance with windowl

Sentence: 'two different kinds of donuts on a plate'. Replace the letter 'a' with 'c' in the sentence.

two different kinds of donuts on c plcte