Here is a goal: How to synchronize the subtitles with the video on VLC media player

Which way makes more sense to accomplish this goal?

Possible answers:
(a). While a video is playing, click Tools, and then Track Synchronization. Under Subtitle Track Synchronization, raise or lower the level until the synchronization is correct.
(b). While a video is playing, click Tools, and then Effects and Filters. Under Subtitle Track Synchronization, raise or lower the level until the synchronization is correct.
(a).