Commercial technical data and commercial software:. a- [ ] Are provided to the Government with additional rights.
b- [ ] Must be marked ?proprietary? to have protection.
c- [ ] Must be available to consumers to qualify as commercial.
d- [ ] Are offered for sale on the commercial market.

Must be available to consumers to qualify as commercial.

Explanation:

According to Defense Federal Acquisition Regulation Supplement and Federal Acquisition Regulation Supplement technical data and software belongs to the authentic developer or the direct beneficient otherwise, if made available to consumers it will then be regarded as the "Commercial technical data and commercial software."

Hence, the right answer to the question is option C "Must be available to consumers to qualify as commercial."

b. xor is the correct answer

answera hit;