Bob Manufacturers Rope and Got a Great Contract from the U.S.military

Bob manufacturers rope and got a great contract from the U.S.military for rope.The Government sent precise specifications for the rope and the rope Bob manufactured conformed to the specifications.Bob informed his government contact,however,that the rope ordered was not very strong and that it should not be used for heavy projects.While being used to lift a very heavy piece of equipment in Iraq,the rope broke causing the equipment to fall and smash a government vehicle.Which of the following is true regarding a strict liability claims against Bob?

A) Bob should win in most jurisdictions under the government contractor defense.
B) Bob should win in most jurisdictions, because negligence cannot be proven.
C) Bob would lose in most jurisdictions, because he should have known that stronger rope was needed.
D) Bob would lose in most jurisdictions, because he should have required different specifications.
E) Bob would win in most jurisdictions, because of contributory negligence.