<span>B. valve cover. is the answer</span>
Answer:
cut down on fossil fuels and green house gasses
Explanation:
they are thickening the atmosphere so when the Suns rays enter earth they can't escape
The civil service system is much better than the alternative, which was Patronage. as implemented by the Hoover Commission. Civil service sets employment competence standards for hiring and makes working a permanent career, not just until the next election. it was so outstandingly successful, that virtually every state and community government follows it to large extent.
I hope this helps :)
Answer:
Ur answer is C. It helped them because they were able to buy more slaves and increase their estates.
Explanation:
Hope this helps :).