What Would Happen If Mass Were Continually Added to a 2M

Multiple Choice

What would happen if mass were continually added to a 2M _$\odot$ neutron star?

A) The star's radius would increase.
B) The star could eventually become a black hole.
C) The star could erupt as a nova.
D) The star could exceed the Chandrasekhar limit and become a Type II supernova.
E) The star could eventually return to the top of the main sequence.