Which of the Statements About Non-Disjunction Are True? Please Select

Which of the statements about non-disjunction are true? Please select all that apply.

A) Non-disjunction at meiosis II has a more severe impact than at meiosis I
B) Non-disjunction at meiosis II leads to two normal gametes and two abnormal gametes.
C) Non-disjunction at meiosis II leads to three abnormal gametes and one normal gamete.
D) Non-disjunction at meiosis I leads to four abnormal gametes.
E) Non-disjunction at meiosis I leads to three normal gametes and one abnormal gamete.