Considere os conjuntos A={2,3,4,5,6} e B={-1,0,2,3} o conjunto A∪B, é o conjunto: *
a) A∪B={0,1,2,3,4,5,6}
b) A∪B={-1,0,1,2,3,4,5,6}
c) A∪B={-1,0,2,3,4,5,6}
d) A∪B={2,3}
e) A∪B={4,5,6}​