Final answer:
The maximum airspeed while climbing in a hold for a turbojet would typically be around 250-310 knots indicated airspeed (KIAS). The best answer choice based on the options provided would be option A) 250 KIAS.
Step-by-step explanation:
The maximum airspeed while climbing in a hold for a turbojet would depend on various factors such as the aircraft's weight, altitude, and other performance specifications.
However, the answer options provided do not provide enough information to determine the exact maximum airspeed.
In general, the maximum airspeed for climbing in a hold for most commercial turbojets would typically be around 250-310 knots indicated airspeed (KIAS).
Therefore, the best answer choice based on the options provided would be option A) 250 KIAS.