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

[EX Q]: Sentence: 'a man stands next to a basketball as it sits on the floor'. Replace the letter 'n' with 'o' in the sentence.
[EX A]: a mao staods oext to a basketball as it sits oo the floor

[EX Q]: Sentence: 'a group of people are using their laptops in the dark'. Replace the letter 'p' with 'b' in the sentence.
[EX A]: a groub of beoble are using their labtobs in the dark

[EX Q]: Sentence: 'a green umbrella sitting on top of beach next to the ocean'. Replace the letter 'o' with 'u' in the sentence.
[EX A]:
a green umbrella sitting un tup uf beach next tu the ucean