Which answer best explains the choice of materials used in this coffee
maker?
A. Metal is used for the burner below the pot to slow the transfer of thermal energy, because its electrons move freely.
B. Metal is used for the burner below the pot to speed the transfer of thermal energy, because its electrons do not move freely.
C. Plastic is used for the handle to slow the transfer of thermal energy, because its electrons do not move freely.
D. Plastic is used for the handle to speed the transfer of thermal
energy, because its electrons do not move freely.