What significant change occurred in Virginia's traffic laws on July 1, 2019?

The correct answer pertains to the significant legislative change regarding the suspension of driving licenses in relation to court fines. As of July 1, 2019, Virginia's law changed so that courts cannot suspend a driver's license solely due to unpaid court fines or costs. This adjustment was made to prevent individuals from facing additional hardships, such as losing their ability to drive, because of financial issues related to court-imposed fines.

This change reflects a broader effort to ensure that individuals are not unduly penalized for financial constraints that could hinder their mobility and their ability to work, thereby promoting greater social equity. It is important to note that while certain violations can still lead to the suspension of a license, the specific context of court fines is now treated differently under Virginia law.

The other options involve misunderstandings of legal policies or hypothetical scenarios that do not align with the actual changes made in the legislation, thus highlighting the importance of staying informed about current traffic laws and regulations.