Emily ate popcorn while she watched the movie in her living room about President Lincoln. Which is the best revision of this sentence? About President Lincoln, Emily ate popcorn while she watched the movie in her living room. Emily ate popcorn in her living room while she watched a movie about President Lincoln. While she watched the movie in her living room about President Lincoln Emily ate popcorn. Watching the movie, Emily ate popcorn in her living room about President Lincoln.