The symbol 
means that:
we translate ( shift ) the triangle ABC -4 units horizontally and 2 units vertically.
This means that the triangle needs to be shifted 4 units left, and 2 units up.
The only figure which displays such a movement of the triangle (left, up) is the one in the attachment below. That is the answer.
we translate ( shift ) the triangle ABC -4 units horizontally and 2 units vertically.
This means that the triangle needs to be shifted 4 units left, and 2 units up.
The only figure which displays such a movement of the triangle (left, up) is the one in the attachment below. That is the answer.