The Fed anticipates a seasonal reserve need of $10 billion over the next month. Is it more likely to use outright purchases or temporary transactions to meet this need? If the Fed supplies $20 billion...

The Fed anticipates a seasonal reserve need of $10 billion over the next month. Is it more likely to use outright purchases or temporary transactions to meet this need? If the Fed supplies $20 billion in reserves, what will happen to the fed funds rate?