1154. As shown in the illustrated one-line diagram of a two-tiered emergency power system for a passenger ship, what statement is true

On a restoration of normal ship's power, the final and temporary emergency loads power source is from the main switchboard.
On a restoration of normal ship's power, the temporary emergency loads power source is battery (from AC/DC UPS "A"), whereas the final emergency loads power source is from the main switchboard.
On a restoration of normal ship's power, the final emergency loads power source is battery (from AC/DC UPS "B"), whereas the temporary emergency loads power source is from the main switchboard.
On a restoration of normal ship's power, the final emergency loads power source is from the main switchboard, whereas the temporary emergency loads power source is battery (from AC/DC UPS "B").

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