* CALIFORNIA ANGELS -- Agreed to terms with Charlie Kerfeld, pitcher, on a minor-league contract.
* CINCINNATI REDS -- Designated Troy Afenir, catcher, for reassignment.
* LOS ANGELES DODGERS -- Agreed to terms with Jay Howell, pitcher, and Jeff Hamilton, infielder, on one-year contracts.
* NEW YORK METS -- Agreed to terms with Charlie O'Brien, catcher, on a one-year contract.
* SAN FRANCISCO GIANTS -- Agreed to terms with Jeff Brantley, pitcher, on three-year contract, and Mike Jackson, pitcher, on a one-year contract.
BASKETBALL National Basketball Association * SEATTLE SUPERSONICS -- Named George Karl coach.
Continental Basketball Association * OMAHA RACERS -- Waived Scott Wilke, center. Signed Steve Colter, guard.
* TRI-CITY CHINOOK -- Signed Perry Young, forward. Acquired the rights to Michael Tait, guard, from the La Crosse Catbirds to complete the Danny Young and Jerome Lane trade.
FOOTBALL National Football League * GREEN BAY PACKERS -- Named Nolan Cromwell special teams coach.
* SEATTLE SEAHAWKS -- Named Frank Brasher defensive line coach.
PROFESSIONAL Spring Football League * WASHINGTON MARAUDERS -- Named Guy Morriss head coach; Brian Gardner wide receivers coach, and Julius Adams defensive line coach.
HOCKEY * SAN JOSE SHARKS -- Recalled David Williams, defensman, from Kansas City of the International Hockey League.
COLLEGE * SOUTH CAROLINA -- Announced the reinstatement of the women's softball program.