Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to preserve leaves and flowers [title] Buy a fresh new can of clear polyester casting resin. [step] A container that has previously been opened may be difficult to open if the cap/lid is sealed tight with resin exposed to air. [substeps] Find out the date the can was bottled because resin has a short shelf life; even in sealed, airtight containers, it can become too viscous to effectively coat foliage and flowers.

Ending1: [title] Inspect the pits and holes located on the side of the can. [step] Because of the high lip of a can's lid, there is a substantial amount of resin in these pits and holes. Ending2: [title] Find a large open space to preserve herbs. [step] One-fourth to one third of guests have turn-away plants while the rest are lounging in soft grassy areas. Ending3: Some leftovers might go bad before even a few days. [title] Dilute the resin with talcum powder. Ending4: [title] Check the viscosity of the resin fluid. [title] Set up in an open-air area with plenty of ventilation and away from open flames.

Answer format: ending1/ending2/ending3/ending4