A block of metal is on a table. what must be true for thermal energy to flow from the table to the metal?

Question

a. both the table and the metal must be cooler than the surrounding air.
b. the metal must be cooler than the table
c. the table and the metal must be in thermal equilibrium
d. the table must be cooler than the metal

My answer:
B

Answer 1

I believe you are correct!

Answer 2

I am groot.