What happens if B1 does not establish himself in the box within the 20-second count?

If B1 does not establish himself in the box within the 20-second count, a strike is called. This rule is in place to maintain the pace of play and ensure that the game progresses smoothly. By enforcing the 20-second rule, it incentivizes the batter to be ready promptly, which is essential for maintaining the flow of the game.

In this context, the other options do not align with the established rules governing game play. Allowing extra time or granting a timeout automatically would undermine the intent of enforcing the time limit, while forfeiting an inning seems excessively punitive for a timing infraction. Therefore, the imposition of a strike is a fitting and standard consequence for failing to comply with the requirement to establish presence in the batter’s box within the given timeframe.