In the Unified Model of Active Galactic Nuclei, the Broad

question 141

Multiple Choice

In the unified model of active galactic nuclei, the broad line region in an active galactic nucleus is

• A)composed of clouds of gas and stars moving at very high orbital velocities near a supermassive black hole.
• B)composed of a supermassive black hole surrounded by empty space.
• C)responsible for producing the bright continuous radiation from within the event horizon.
• D)responsible for the narrow absorption lines seen in Type 2 Seyfert galaxies.
• E)located far from the core beyond the disk of stars of the galaxy.

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