Three cars arrive at an intersection with YIELD signs. Which car has right of way?

STOP and YIELD signs can give preferential right of way to a certain roadway at an intersection. Here Cars A and C are each facing YIELD signs and must yield to Car B. [Triangle (Yield), Traffic Signs, Section 2: Signals, Signs and Pavement Markings, Virginia Driver's Manual], [Vehicles Before Entering Certain Highways Shall Stop or Yield Right-of-Way, Section 46.2-821, Code of Virginia]