Sammy Contributes 4% of Her Salary to a 401(k)plan,$50 Per

Multiple Choice

Sammy contributes 4% of her salary to a 401(k) plan,$50 per pay period to a charitable contribution,$140 per pay period to union dues,and $50 per pay period to a section 125 qualified insurance plan offered by her employer.Which contributions must be taken on a post-tax basis? (You may select more than one answer. )

A) 401(k) contribution
B) Section 125 insurance plan
C) Union dues
D) Charitable contribution