On a Cold Day, a Metal Fence Post Feels Colder

Multiple Choice

On a cold day, a metal fence post feels colder to the touch than a tree. This sensation of different temperatures is explained by the fact that

A) the temperature of the tree is higher.
B) the specific heat capacity of the metal is higher.
C) the specific heat capacity of the wood in the tree is higher.
D) the thermal conductivity of the metal is higher.
E) the thermal conductivity of the wood in the tree is higher.