WILL MARK BRAINLIEST PLEASE HELP URGENT
In a banking system with limited reserves, which of the following combinations of monetary policy is the most expansionary? (1 point)

The central bank's selling bonds and lowering the discount rate

The central bank's buying bonds and Congress increasing government spending

Congress lowering taxes and increasing government spending

The central bank's lowering the required reserve ratio and lowering the discount rate

The central bank buying bonds and increasing the required reserve ratio