भारत के समुद्री इतिहास को प्रदर्शित करने वाली एक प्रमुख परियोजना, 'राष्ट्रीय समुद्री विरासत परिसर' किस प्राचीन स्थल पर बनाया जा रहा है?

The newly built 'Kartavya Bhavan-2' office building under the Central Vista redevelopment in Delhi has an approximate built-up area of:

Which of the following new office buildings, constructed as part of the Central Vista redevelopment project at a cost of approximately Rs 1,210 crore, is designated for CPWD and other ministries?