What best describes the seasonal use of jigs?

The best choice is that jigs are utilized year-round. Jigs are versatile lures that are effective in various fishing conditions and seasons. They can be employed in open water during the warmer months, as well as through the ice during winter, making them suitable for both summer and winter fishing. The effectiveness of jigs stems from their ability to imitate the movement of prey, allowing anglers to target a variety of fish species throughout the entire year.

Considering the other options, using jigs only in open water would overlook their effectiveness during ice fishing. Limiting jigs to just winter ice fishing ignores their versatility across seasons. Similarly, restricting jigs to warm weather fishing disregards their successful application during cooler months. Thus, the correct answer emphasizes their continuous applicability throughout the year.