Final answer:
The architectural feature in Moorish architecture with the general form of a pendentive is Muqarnas, an ornamental, honeycomb-like structure.
Step-by-step explanation:
The architectural feature mentioned in the question that is commonly found in Moorish architecture and has the general form of a pendentive is known as Muqarnas. It is an ornamental device typically found in Islamic architecture, where tiers of niche-like cells are stacked within each other to form a honeycomb-like structure beneath domes, vaults, or overhangs
. The choice given in the question, Muqarnas (Option A), is the correct answer because it matches the description provided for corbeling with the general form of a pendentive seen in Moorish architecture. Option B (Hypostyle) refers to a hall with many columns, Option C (Iwan) is a vaulted space that opens on one side to a courtyard, and Option D (Mihrab) is a niche in a mosque wall indicating the direction to Mecca.