Answer:
Where's the question or the picture???
Most likely answer would be A
Generally speaking, solid turns to a liquid at it's melting point. Ice turns to water at 0 degrees Celcius. Chocolate melts at 25 degrees Celcius-Yum! Ice (solid) thaws when the temperature rises above 32 degrees Fahrenheit, becoming water (liquid). Other solids (oddly) vary. your welcome