Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to use a biscuit joiner [title] Align the pieces of wood you want to join. [title] Make marks at the places where biscuits will be placed. [substeps] Use as many biscuits as needed to secure the pieces of wood.

Ending1: If you add too many together, one piece of wood could seem straight and sturdy. Pencil marks are also a good way to do this. Ending2: Connect along the marks with wooden stakes and screws. Roll the wood over to ensure the pieces connect. Ending3: [title] Smooth rough edges with fine-grit sandpaper. [step] Lacquer is alkaline and helps the wood absorb the sandpaper. Ending4: [title] Mark the other piece of wood at the same locations. [substeps] The biscuit process allows some leeway in aligning the pieces of wood, so perfect alignment is unnecessary.

Answer format: ending1/ending2/ending3/ending4