Use your solution to the following problem to answer the question. Counterparties AA and BB face the following borrowing costs in the marketplace:

	Fixed	Floating
AA	5.60%	3.80%
BB	6.60%	4.05%

AA desires a floating rate loan while BB desires a fixed rate loan. A dealer stands ready to pay 5.90% fixed rate against receiving a floating rate of 3.85% or receive a fixed rate of 6.30% against paying a floating rate of 4%. Assume that each party exploits its relative advantage and swaps with the other as proposed by the dealer: Then: The net gains for AA and BB are ____________ respectively

25 and 20 basis points

45 and 30 basis points

55 and 20 basis points

35 and 10 basis points