raftsperson, Inc. is a manufacturer of screwdrivers.

Craftsperson, Inc. discovered a new process for making the

material used in the manufacture of the screwdriver handle.

Charlie bought one of Craftsperson's screwdrivers. While

using it to open a can of paint, the handle shattered from

the force applied, and lacerated Charlie's hand causing it to

become useless from nerve damage. Charlie's best cause

of action is:

a. to claim a manufacturing defect

b. to claim a design defect

c. to claim a failure to warn

d. to claim an unavoidable safe prod