Kayla knows that compounds can be either ionic or covalent. She thinks this unknown compound must be ionic. Is she correct, and why or why not?

A
Yes, because the unknown compound has a high melting point caused by a weak ionic bond.

B
Yes, because the unknown compound has a high melting point caused by a strong ionic bond.

C
No, because the unknown compound has a high melting point caused by a weak covalent bond.

D
No, because the unknown compound has a high melting point caused by a strong covalent bond.

B. Yes, because the unknown compound has a high melting point caused by a strong ionic bond.