William Clark was not granted the rank of captain. Captain Lewis more or less

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William Clark was not granted the rank of captain. Captain Lewis more or less ignored this and treated Clark as his equal in authority and rank.

William Clark was not granted the rank of captain because Captain Lewis more or less ignored this and treated Clark as his equal in authority and rank.

William Clark was not granted the rank of captain, thus Captain Lewis more or less ignored this and treated Clark as his equal in authority and rank.

Although William Clark was not granted the rank of captain, Captain Lewis more or less ignored this and treated Clark as his equal in authority and rank.

As William Clark was not granted the rank of captain, Captain Lewis more or less ignored this and treated Clark as his equal in authority and rank.

Giải thích

 Phương pháp giải: Mệnh đề nhượng bộ (Contrast).

 Giải chi tiết:

· Sự việc 1: Không được phong hàm Đại úy.

· Sự việc 2: Lewis vẫn đối xử như người ngang hàng. -> Hai ý trái ngược.

· C. Although... (Mặc dù William Clark không được phong hàm...).

 Đáp án: C