If A={2,4,6}A = \{2, 4, 6\}A={2,4,6} and B={1,2,3}B = \{1, 2, 3\}B={1,2,3}, what is A∪BA \cup BA∪B?
${1, 2, 3, 4, 6}
${2}
${1, 2, 3, 4, 6, 2}
${1, 3, 4, 6}