Theta Ltd Owned a Widget Worth $50 000

Theta Ltd owned a widget worth $50 000.It purchased "full coverage" property insurance from Atlantic Insurance Co.It also bought "full coverage" property insurance from Pacific Insurance Co.The widget was destroyed by a fire.Theta Ltd received a $50 000 benefit from Atlantic Insurance Co.Atlantic Insurance Co has now sued Pacific Insurance Co.The best explanation for that action lies in the concept of

A) subrogation.
B) co-insurance.
C) contribution.
D) deductible.
E) fidelity.