Elements in Group 6A (16)have a -2 Charge When They

Multiple Choice

Elements in group 6A (16) have a -2 charge when they are in compounds.Which of the following statements BEST explains the reason for this observation?

A) These elements accept two electrons to increase in energy.
B) These elements donate two electrons during the bonding process.
C) These elements accept two electrons to achieve an electron arrangement like a noble gas.
D) These elements donate two electrons to minimize their mass.
E) There is no way to rationalize this; it is just an observation.