Answer:
A/D
Explanation:
D, Fertilizers put more sulfur in the ground than their should be.
A, fossil fuels, could also be the answer. When we combust fossil fuels we release the sulfur in them into the atmosphere when they should not be in the air.
Answer: C; <em><u>Testes</u></em>
<em><u>Hope this helps </u></em>
<em><u><3</u></em>
<em><u>-Carrie</u></em>
<em><u>P.S. It would mean a lot if you marked brainliest </u></em>
<em><u>Stay Safe </u></em>
