Question

What is the most effective way to revise sentence 1?

Seb's apartment a few blocks away from the elevated train tracks shook
when the train was coming.
Seb's apartment, a few blocks away from the elevated train tracks, shook
when the train was coming.
Seb's apartment a few blocks away from the elevated train tracks, shook
when the train was coming.
Seb's apartment, a few blocks away, from the elevated train tracks shook
when the train was coming.

Answer 1

Seb’s apartment, a few blocks away from the elevated train tracks, shook when the train was coming.

Answer 2

The most effective way to revise sentence 1 is to use commas to set off the non-essential phrase 'a few blocks away from the elevated train tracks.'

Step-by-step explanation:

The most effective way to revise sentence 1 is:

Seb's apartment, a few blocks away from the elevated train tracks, shook when the train was coming.

This revision correctly uses commas to set off the phrase 'a few blocks away from the elevated train tracks' as a non-essential element of the sentence. The commas indicate that this phrase provides additional information about Seb's apartment but can be removed without changing the meaning of the sentence.