—So you know Della?—Yes,it was last week I surfed the Intern

—So you know Della?—Yes,it was last week I surfed the Internet.A．that B．when C．why D．whom—So you know Della?—Yes,it was last week _____ I surfed the Internet.\x05A．that \x05\x05\x05\x05B．when\x05\x05\x05\x05C．why\x05\x05\x05\x05D．whom