Help please quick

Check what applies. VA -4-3-2 3 The function k is continuous at x=-1 The function k is undefined at x--1 The function k has a limit as x approaches -1 The function k is not continuous at x--1 The function k is defined at x--1 The function k is continuous at x=3 The function k does not have a limit as x approaches - 1 Jk(-1)=2