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

Sentence: 'a person who is looking at their cell phone'. Replace the letter 'o' with 'b' in the sentence.
a persbn whb is lbbking at their cell phbne

Sentence: 'a man extends his arm with a frisbee in hand as another reaches to grab it while teammates watch'. Replace the letter 'a' with 'g' in the sentence.
g mgn extends his grm with g frisbee in hgnd gs gnother regches to grgb it while tegmmgtes wgtch

Sentence: 'a bathroom scene complete with a toilet, sink, and bathtub'. Replace the letter 'c' with 'o' in the sentence.
a bathroom soene oomplete with a toilet, sink, and bathtub