The Boolean expression Y Z + X Z + X Z is logically equivalent

1. Y Z + X
2. YZX + Y Z X
3. YZ + XZ + XY
4. XY Z + X Y Z + X Y Z + XY Z + X Y Z

F = Y Z + X Z + X Z
From K-map, we get F = X + Y Z
Alternative method
F = Y Z + X Z + XZ
or F = Y Z + X ( Z + Z)
or F = Y Z + X