During $2019,$ a new $22,700$m$^2$ food production facility belonging to In$2$food was opened in the OR Tambo Special Economic Zone in Johannesburg. Described as the largest and most diverse ultra$-$fresh food facility of its kind in the southern hemisphere, and the second largest C$02$ refrigeration facility in the world, the new Bonaero site created $600$ new jobs. Within the processing area, is housed world$-$class state of the art food manufacturing equipment imported from around the world as well as quality South African equipment. As an example, the new facility will be producing $2,000$ litres of soup and $10,000$ pancakes per hour.If the soup processing facility suffers catastrophic failure due to load shedding $($interruption of electricity supply$),$ even though the site has a contract with Eskom to limit load shedding, which type of failure has occurred?

Select one:

a$.$

Design failure

b$.$

Staff failure

c$.$

Customer failure

d$.$

Supplier failure