The needed remodeling—new appliances, new flooring, and fresh paint—will be costly
Explanation:
In other words, the dashes emphasize what they delimit, usually an explanation or detail of the information presented immediately before, without compromising the coherence and cohesion of the text. For example:
"The needed remodeling—new appliances, new flooring, and fresh paint—will be costly
"
The best way to revise this sentence is The needed remodeling -new appliances, new flooring, and fresh paint- will be costly.
Explanation:
The revision of this sentence is to set apart the elements that are the remodelations that are to be done in the house, then with the use of dashes, which could also be commas we are making this part of secondary or complementary information where the main clause is "The needed remodeling will be costly."
