Which of the following is equivalent to a lump sum contract?

It is Option D- Fixed Price Contract.

Of course it is D - Fixed price contract .

Thanks for the invitation. My answer is C

D. fixed price contract.

Price fixing is an agreement between competitors and a purchase order isn't "equivalent" to a lump sum contract. 

Thank you for the invitation

Option D

D: Fixed Price Contract is the right answer.

I would go for D Fixed Price Contract..

item D. FIXED PRICE CONTRACT

My answer is for option (C) purchase order

Option D "Fixed Price Contract"

My opinion is option C..........................................