Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to fillet trout [title] Hold the trout with one hand pointing its head to the sky, or simply lay the fish on its side on a cutting board. [title] Take a knife starting at the anus and gently cut the fish along the belly. [step] Continue the cut all the way to the throat.

Ending1: This could be done with both hands or you could use a blade. When you reach the backbone, most fish cuts from the ribcage. Ending2: [title] Insert the knife into the tissue between the trout's gills (near where its " collarbone " would be). [title] Cut outward, perpendicular to the belly. Ending3: Once the trout has been cut if you want the fillet to have a sharp bite, hold the trout by picking at its belly with your fingers. [substeps] Do not cut around the stomach and if you cut through the belly, you will get in the way of the fillet's development. Ending4: [title] If you cut the trout horizontally, cut in the deepest part of the belly in parallel to the longboard, as you would for any fish of both sexes. [title] Turn the fish with both hands and cut along the lower fin, as indicated below.

Answer format: ending1/ending2/ending3/ending4