Shelton Property hired O'Leary Construction to build a new 4-story office building. O'Leary Construction is performing most of the structural construction, but has hired a number of specialty contractors to handle the plumbing, electrical, and mechanical work. Which one of the following policies should Shelton Property purchase to protect its interests in the building during the course of construction?

A Builders risk policy

B Inland marine policy

C Bailees' customer policy 

D Installation floater