What is a common procedure when a light, reciprocating twin-engine aircraft is discovered to have deferrals on essential systems during an inspection?

A common procedure when a light, reciprocating twin-engine aircraft has deferrals on essential systems during an inspection is to deem it airworthy and allow operation with provisions stated in the Minimum Equipment List (MEL). The MEL is a critical tool that outlines specific conditions under which an aircraft can continue to operate safely with certain non-essential systems inoperative.

This option is correct because it acknowledges that the FAA provides regulations allowing aircraft to operate with certain deferrals, provided that those deferrals do not compromise safety and that specific operational limitations are followed as outlined in the MEL. The MEL defines the conditions under which the aircraft can be operated safely, ensuring that all safety requirements are met even if some equipment is inoperative.

Additionally, since option B would incorrectly downplay the significance of deferrals on essential systems by labeling them as minor without considering operational safety, it doesn't align with regulatory standards. Option C, while it highlights the importance of addressing the issues, does not provide a clear course of action in compliance with inspection procedures. Option D suggests an overly cautious approach by grounding the aircraft immediately, which is not necessary if the issues can be managed according to the MEL guidelines.