What are the domain and range of f(x) = () + 2?
O domain: {x\x>-1); range:{y|y>0}
O domain: {xlx> *}; range:{y ly> 2}
O domain: {x | x is a real number}; range: {yly > 2}
O domain: {x 1 x is a real number}; range: {yly > -2}