In a murder case, three accused filed a joint motion for reinvestigation and recall of warrants. The RTC denied the motion on the ground that it lacked jurisdiction over the persons. Is the RTC's ruling correct?

• A. Yes, the RTC correctly lacked jurisdiction over the persons because there was no appearance.
• B. No, the court acquired jurisdiction over the persons when they filed the motion and invoked the court's authority, which constitutes voluntary appearance.
• C. Yes, jurisdiction over the persons is established only after arrest.
• D. No, the motion for reinvestigation has no bearing on personal jurisdiction and should be resolved after arrest.

Answer: (B)