Final answer:
The term 'default lateral mode' likely pertains to a default setting in technology or engineering, such as an aircraft's autopilot system, where it may refer to a basic wing leveler or heading hold mode.
Step-by-step explanation:
The phrase 'default lateral mode' is not a standard term in general education subjects; however, it could potentially refer to the default behavior or setting in a system, particularly in the context of computers and technology or in engineering involving control systems, such as avionics in aircraft where lateral mode pertains to the aircraft's autopilot functions concerning its yaw and bank. Without more context, it is challenging to provide a precise answer, yet if this were a question about aviation technology in college, the default lateral mode could refer to the mode that the autopilot system reverts to when no other mode is specifically selected, which in some systems might be a basic 'wing leveler' or 'heading hold' mode.