I think the person above is right it is A. Hope this helps
Answer:
B. A tax loophole for corporations
Explanation:
For more info on what earmark is, go here; https://www.bing.com/search?FORM=INCOH2&PC=IC04&PTAG=ICO-3b7743ede47ed03f&q=earmark+defintion
D) The US minister convinced president Grover Cleveland to impose sanctions on Hawaii
C, a nonprofit group that promotes issues of a public concern
Hope that helped!!