On April 1, A. C. Corporation, a calendar-year U.S. electronics manufacturer, buys 32.5 million yen worth of computer chips from the Hidachi Company paying 10 percent down, the balance to be paid in 3 months. Interest at 8 percent per annum is payable on the unpaid foreign currency balance. The U.S. dollar/ Japanese yen exchange rate on April 1 was $1.00 = \93.6250; on July 1 it was $1.00 =\93.5283.

Required:
Prepare dated journal entries in U.S. dollars to record the incurrence and settlement of this foreign currency transaction assuming:
a. A. C. Corporation adopts a single-transaction perspective, and
b. it employs a two-transactions perspective.