What Is the Main Difference Between Nondisjunction and Anaphase Lag

What is the main difference between nondisjunction and anaphase lag?

A) Nondisjunction results in a trisomy and monosomy, whereas anaphase lag results in a monosomy only.
B) Nondisjunction results in polyploidy, whereas anaphase lag results in aneuploidy.
C) Anaphase lag results in a nonviable cell, whereas nondisjunction results in a viable cell.
D) There is no difference between anaphase lag and Nondisjunction.