What facts justify a state courts exercising personaljurisdiction over an out-of

What facts justify a state courts exercising personaljurisdiction over an out-of-state defendant? A. The state is most convenient forthe plaintiff. B. The plaintiff lives in thatstate. C. The defendant has sufficientcontacts with the state such that the states exercise of personaljurisdiction of him in not unfair. D. The defendant lives within 100miles of that state.