To provide a governing framework if im correct but please add a little more information
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
Lighting kerosene lamps. Petroleum in the form of tar from oil seeps in the ground were used to seal boats and the roofs of houses.
