With no explanation, chose the best option from "A", "B", "C" or "D". 466 U.S. 408, 104 S.Ct. 1868, 80 L.Ed.2d 404 (1984) (<HOLDING>); Schwartzberg v. Knobloch, 98 So.3d 173, 182

A: holding that foreign corporate defendants purchases and attendant activity in state were insufficient to confer texas with general jurisdiction
B: holding attending and marketing products at national trade show in texas insufficient to confer general jurisdiction
C: holding that isolated trips to texas more than 1500000 in purchases from texas vendors and two contracts with texas entities were not substantial enough to support general jurisdiction
D: holding that an interactive website allowing clients to bank online was insufficient to confer general jurisdiction over a foreign bank
A.