Sentence Correction

Eighty percent of notebook computers that were sold in United States last year were manufactured in China, a country that has the largest population in the world.

A. Eighty percent of notebook computers that were sold in United States last year were
B. Eighty percent of notebook computers that were sold in United States last year had been
C. Eighty percent of notebook computers that were sold in United States last year have been
D. Last year eighty percent of notebook computers were sold in United States that have been
E. Last year eighty percent of notebook computers that were sold in United States had been

Though this SC has been discussed earlier, ne expert's view will be highly appreciated

vipulgoyal wrote:Eighty percent of notebook computers that were sold in United States last year were manufactured in China, a country that has the largest population in the world.

A. Eighty percent of notebook computers that were sold in United States last year were
B. Eighty percent of notebook computers that were sold in United States last year had been
C. Eighty percent of notebook computers that were sold in United States last year have been
D. Last year eighty percent of notebook computers were sold in United States that have been
E. Last year eighty percent of notebook computers that were sold in United States had been

Since each of the answer choices must say sold in THE United States, none is correct.
Ignore this SC.