24. The petroleum company plans to ______ the prices again by this Saturday. (A) go up (B) rise (C) arise (D) raise

30. Many scholars agree that identity is not a static thing that anyone possesses ______. (A) or a convention that is passed to us from our ancestors (B) and is an innate competence that a person is born with (C) but a dynamic construct that emerges from social interactions (D) while is often assumed as a common property shared by a group