Final answer:
The COMEC material accounting reports are contained in all the listed files: COMSEC Account Manager file, COMSEC Material Custodian file, COMSEC Manager file.
Step-by-step explanation:
The COMEC material accounting reports, excluding reports maintained in local custody file, are contained in the COMSEC Account Manager file, the COMSEC Material Custodian file, and the COMSEC Manager file. These reports are vital for maintaining information about communication security materials. The COMSEC Account Manager file tracks all COMSEC materials and equipment. Meanwhile, the COMSEC Material Custodian file focuses on the responsibilities, transfer, and destruction of COMSEC materials.
The COMSEC Manager file contains comprehensive records of all COMSEC materials, including their location, status, and the individual responsible for them. So, the correct answer to your question would be (d) All of the above.
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