Please answer correct option choice

Suppose E's initial (unregulated) GHG emissions are equal to 30 units, and R's initial emissions are equal to 20 units. With an abatement target of 20 total units of GHG abatement, what should the "cap" be in a capand-trade program? 30 units 50 units Can't be determined 20 units d) If such a capandtrade program is implemented, and assuming that the permit market functions well, what is going to be the equilibrium permit price? S24/ permit 564/ permit 548/ permit 332/ permit