Procter & Gamble, the Makers of Tide Laundry Detergent, Sets

Procter & Gamble, the makers of Tide laundry detergent, sets up mobile stations, called Loads of Hope, where people stricken by natural disasters such as hurricane Katrina can wash their clothing. This is an example of which type of corporate social responsibility?

A) ethical duties
B) altruistic duties
C) partnership initiatives
D) social duties
E) secondary duties