Fill in the blank with the most appropriate choice.

Under the masonic aprons and ______________ he saw the uniforms and decorations at which they aimed in ordinary life.

Correct option is D

The correct answer is (d) insignia.
The sentence refers to the items or symbols seen under the masonic aprons. The word "insignia" means badges or distinguishing marks of military rank, office, or membership of an organization, which fits the context of uniforms and decorations.
Information Booster
1. Insignia are emblems or symbols indicating rank, group affiliation, or honor.
2. They are often seen on military or ceremonial uniforms to represent hierarchy or achievements.
3. In Masonic traditions, various aprons and badges are worn to indicate status or accomplishments within the order.
Additional Information
· (a) Insomnia: A medical condition involving difficulty falling or staying asleep.
· (b) Asthenia: Another medical term denoting weakness or lack of energy.
· (c) Egomania: A psychological condition characterized by extreme self-centeredness or narcissism.