Please choose the correct ending to complete the given sentence: Health: [header] How to make prawn curry [title] Remove the prawns shells. [step] First pull off the head. Then rinse the prawn in water.

Ending1: [title] Cut out a square of tropical grass. [step] Cut it as thinly as possible. Ending2: Remove the shell from the middle part of the prawn. Hold the exposed top end and pull the tail to remove the rest of the shell. Ending3: Very dry and then cut off the husk. Take the shells out, but leave the innards. Ending4: Cut the head from the shell with a sharp knife. Place it in a medium saucepan and bring it to a boil on high heat.

Answer format: ending1/ending2/ending3/ending4