Critical Reasoning

The GMAT is written in English. However, the average score of native English speakers is below 550, which is considered a relatively low score on a scale of 200-800.

Which of the following does LEAST to resolve the above paradox?

A) The GMAT does not test English knowledge but skills such as analytical skills and logic.
B) The GMAT includes a quantitative section, which tests mathematical skills.
C) GMAT scores are calculated to create a bell-shaped normal Gaussian distribution, so scores are relative to others' performance.
D) The GMAT has a severe time limit, and for many test takers, time ends before they have solved all the questions.
E) About 60% of GMAT test-takers are American.

OA E

Source: Economist Gmat