A. Steam

B. Hot cooffee

C. Iced tea

D. An ounce of silver

I say the steam, because it is hotter and temperature is a measure of the kinetic energy of the molecules in the substance.

The measure of temperature is derived from the average kinetic energy of the molecules.

vacuum for instance

Cant say because you do not say what temperature they are at, hot coffee contains more energy than steam in a vacuum for instance

A. Steam

B. Hot cooffee

C. Iced tea

D. An ounce of silver