12. Which of these elements would most likely be a shiny, gray-colored solid at room temperature, conduct electricity, and dent when hit with a
hammer? *

Metal.

Explanation:

If there are more specific options choose the one that is classified as a metal on the periodic table :)

i don't see a text, but i am gonna assume this *orbit* the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun.

there is none because earth is stationary and flat.