Which element(s) of the 1974 FECA Amendments were struck down as unconstitutional by the U.S. Supreme Court in 1976? (Check all that apply.) Group of answer choices the ban on direct contributions by corporations or banks to the election campaigns of federal candidates. the limits on campaign expenditures by candidates and their reelection committees. the requirement that both donors and candidates disclose the donations they have given and/or received. the limits on the amount of campaign contributions each person can give per candidate and in total per election