Final answer:
In chemistry, a glossy luster is shiny and reflective, contrasting with a dull luster. For a poly carboxylate cement mixture, a glossy finish indicates a polished appearance.
Explanation:
Glossy luster refers to a shiny appearance like that of a freshly polished surface, while dull luster indicates a lack of shine or brightness. In the context of a poly carboxylate cement mixture, a glossy finish would suggest a smooth and reflective appearance, making option B the most appropriate choice for the end product's appearance.
Learn more about Luster in Chemistry here:
https://brainly.com/question/36868200
