For sets A=1,2,ldots,6A = \\{1, 2, \\ldots, 6\\}A=1,2,ldots,6 and B=4,5,ldots,8B = \\{4, 5, \\ldots, 8\\}B=4,5,ldots,8, how many elements are in AoplusBA \\oplus BAoplusB (the symmetric difference)?
333
777
555
111111