. The floor was scrubbed so well before the wedding; it_

Explanation

- Correct Answer: a. Glistened - Explanation: The sentence implies that the floor had a shiny and refined appearance, and "glistened" means something shiny or with a refined appearance. - Why other options are not correct: - b. Glassy: Glassy does not fit the context of describing the floor's appearance. - c. Polished: Polished is a synonym but may not capture the shine as explicitly as "glistened." - d. Brushed: Brushed does not convey the same level of shine as "glistened."