Which of the Following Does the Model Code Not Recommend

Multiple Choice

Which of the following does the Model Code not recommend to prevent technical errors by etrading devices?

A) A manual "kill button" to disable the system's ability to trade and cancel all resting orders.
B) An 'inbound message rate" feature that monitors the number of confirmation messages that are sent from trading venues within a specific time period.
C) A "repeated automated execution throttle" monitoring the frequency of strategies that are filled and then re-entered into the market without human intervention through automated trading systems.
D) A "fat-finger quantity" feature limiting the size of orders that can be sent from the trading systems and preventing order quantities above the fat-finger limit from leaving the system.