Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to cook artichokes [title] Select artichokes that are weighty for their size, have very closed leaves and are a deep green color. [step] If the leaves are open, the artichoke may not be as fresh. [title] Buy artichokes throughout the spring for the freshest crop.

Ending1: [step] All artichokes are different but the following varieties of artichokes yield very good, hearty produce : [substeps] Silvada: this is fully grown artichokes; their crown is soft and easy to cut. It has as rounded an appearance as other artichokes. Ending2: [title] Prepare a large bowl of cold water and squeeze a couple lemons into it, and then set it aside. [title] Rinse your artichokes in cold water to remove any excess dirt or sand. Ending3: [title] Season artichokes with a marinade, if desired. [step] This does not just mean making a whole crop, it means seasoning artichokes. Ending4: [step] Think gently when picking up artichokes to kill them quickly. Instead, use fresh artichokes that have spent a long time picking up leaves.

Answer format: ending1/ending2/ending3/ending4