Regular hexagon ABCDEF rotates 240° counterclockwise about its center to produce hexagon A'B'C'D'E'F'. Which points will A' and B' coincide with in the preimage?
A' coincides with D, and B' coincides with E
A' coincides with E, and B' coincides with F
A' coincides with E, and B' coincides with D
A' coincides with D, and B' coincides with C
A' coincides with F, and B' coincides with E