In this task, you need to replace a letter in the sentence with another given letter.
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Question: Sentence: 'a couple of brown bears walking across a lush green field'. Replace the letter 'w' with 'o' in the sentence.

Answer: a couple of broon bears oalking across a lush green field


Question: Sentence: 'several older electronics, including cellular phones and a palm pilot with a  broken screen next to each other in white box enclosure'. Replace the letter 'u' with 't' in the sentence.

Answer: several older electronics, incltding celltlar phones and a palm pilot with a  broken screen next to each other in white box enclostre


Question: Sentence: 'a selfie shot in the mirrored door in a room'. Replace the letter 't' with 'e' in the sentence.

Answer:
a selfie shoe in ehe mirrored door in a room