Please choose the correct solution to the question: To secure a border marking cedar pole into the ground,

Solution1: drill a 1/2 inch hole into the pole and hammer a 1/2 inch rebar vertically through the hole into the ground.

Solution2: drill a 1/2 inch hole into the pole and hammer a 1/2 inch rebar horizontally through the hole into the ground.

Answer format: solution1/solution2