Assuming ISA conditions, which statement with respect to the climb is correct ?

Question

ATPL - Airline Transport Pilot license - Principles of Flight - Assuming ISA conditions, which statement with respect to the climb is correct ?

QuizVDS · Accepted Answer

At constant IAS the Mach number increases

QuizVDS · Answer

At constant Mach number the IAS increases

QuizVDS · Answer

At constant IAS the TAS decreases

QuizVDS · Answer

At constant TAS the Mach number decreases

ATPL: Assuming ISA conditions, which statement with respect to the climb is correct ?