In this task, you need to replace a letter in the sentence with another given letter.
Example: Sentence: 'group of motorcycle motorists trying to merge into traffic'. Replace the letter 'o' with 'n' in the sentence.
Example solution: grnup nf mntnrcycle mntnrists trying tn merge intn traffic
Example explanation: The letter 'o' has been replaced in the letter 'n'.

Problem: Sentence: 'the view shows a stuffed animal on the ground from above'. Replace the letter 'a' with 'c' in the sentence.

Solution: the view shows c stuffed cnimcl on the ground from cbove