The IT Division of an Insurance Company in the US

The IT division of an insurance company in the US has following main on-going activities/projects:
Developing a new web-based tool which will help reduce application processing time by 60%.
Providing application maintenance and support services for existing solution
Call center that answers potential sales leads
The operations are disrupted due to fire in the building resulting in substantial loss of assets. Which of the following operations should be resumed earliest?

A) Development of the new web application
B) Call center answering potential sales leads
C) Providing application support for existing solutions
D) All of the above
E) None of the above