Multiple answers.

Question 23 Which statement is correct A maintenance margin is a minimum amount of margin that must be in the account. Margins can be posted in cash and/or other marketable securities Variation Margin, also known as Mark To Market Margin, is additional amount of cash required to deposit to th O account after a futures position incurs losses that to bring it below the "Maintenance margin". Initial margin is the percentage of the purchase price of securities that the investor must pay in cash or margir futures contracts, initial margin requirements are set by the exchange