In $1998,$ Dow Corning reached a settlement in which it agreed to pay $$2$ billion as part of a larger $$4\mathrm{.}25$ billion class action suit filed by customers who claimed that their silicone breast implants were rupturing, causing injury, bodily damage, skin disorders, and death.

This is an example of

a$.$ Design defect

b$.$ Negligence

c$.$ Contributory negligence

d$.$ Ultrahazardous Activity