What are the answer choices?
These are all disadvantages but I would say that A and D or A and B are the most serious ones.
A. Is the answer
The Hardrock Mining and Reclamation Act (H.R. 2262), instituted royalty payments for minerals taken from public lands, established modern environmental standards and bonding requirements for mine operations and accelerated cleanup of abandoned mines.
Answer:
during cytokines the cytoplasm( the liquid center of the cell that holds the organelles in to place) split into two equal half's, and the cell becomes two daughter cells.