Select from options: Continue writing the next sentence.

How to grill tilapia
Select the tilapia from your local butcher or grocery store.
For optimal grilling, each filet should be at least 1 inch (2.54 cm) thick. Look for fillets that have brightly colored skin, clear eyes, clean gills, and very little " fishy " odor.

Pick from:
[I] Additionally, the rinds should be firm and without signs of bacteria, even in skin. You don't want to grill fresh tilapia longer than 32 or 40 minutes.
[II] Sweep the filets with a slotted spoon. Serve immediately and transfer them to a platter or baking pan for use later.
[III] Pellet filets make excellent fillets, as they're easy to clean and won't harbor odors. Avoid fillets that seem dirty, wilted, or run-down.
[IV] If you are purchasing filet, make sure there is no excess water in the packaging. Press against the flesh of the filet--it should be firm and spring back quickly.
Answer:
[IV]