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

[EX Q]: Sentence: 'a lonley giraffe is making a trek in the wild'. Replace the letter 'r' with 'h' in the sentence.
[EX A]: a lonley gihaffe is making a thek in the wild

[EX Q]: Sentence: 'a yellow street sign sitting on the side of a road'. Replace the letter 'a' with 'd' in the sentence.
[EX A]: d yellow street sign sitting on the side of d rodd

[EX Q]: Sentence: 'a sandwich and chips on a plastic wrapper'. Replace the letter 'a' with 'z' in the sentence.
[EX A]:
z szndwich znd chips on z plzstic wrzpper