Which of the following terms describes failure to honor a firm quote?

Step by Step Explanation:

Backing Away: Refers to the failure of a market maker to honor a firm quote when a customer attempts to trade at that price. It is a violation of market rules.

Incorrect Options:

Freeriding: Involves selling securities before paying for them in a cash account.

Interpositioning: Involves unnecessary intermediaries in trades, which can harm customers.

Market Manipulation: Covers a range of deceptive practices, such as wash trading or spoofing, not specific to honoring quotes.

FINRA Rule 5220 (Firm Quote Rule): FINRA Rule 5220.