You reply that "OMOs are the purchase and sale of government securities. To increase the money supply we will buy government securities which increases the amount of reserves in the banking system and fuels deposit expansion".
Option: A
Step-by-step explanation:
The action of central bank to offer or take liquidity from or into a bank or a collection of banks in its exchange rate currencies is understood as an open market operation or OMO. The central bank is the only origin of such policy which may either purchase or sell the bonds of government on the open market or in what is now often the acceptable option, engage into a repo or protected lending agreement with a commercial bank: the central bank lend the monetary as a reserve over a given period of time and concurrently selects the qualified asset as security.
Here the Chair of the Federal Reserve Board explained OMO for the purpose of their use in the scenario of increasing money supply, by purchasing or selling the bonds or securities of public authorities to eligible bodies for the increment of assets in banking sector to drive the expansion of deposits.