Answer:
ionic
Explanation:
Na is a metal, and Cl is a nonmetal, and Na has a + charge, whereas Cl has a - charge, and opposite polarities are attracted to each other, so it's an ionic bond. I onic bonds are also usually made up of metal and nonmetal
I took the test to find out it's not A or D so it's either B or C.
Im not really sure
I think 6 or 3