The correct answer is A
Explanation
The error in this sentence occurs at (A), where there is awkward and wordy phrasing. The awkward “Long been” should simply be “Long” (“Long isolated...”).
Writing > Identifying Sentence Errors
The following sentence contains either a single error or no error at all. If the sentence contains an error, select the one underlined part that must be changed to make the sentence correct. If the sentence contains no error, select choice E.
A.Long been isolated B.from the outside world and perched C.high in the Tibetan Himalayas, Lhasa is the capital of Tibet, D.an autonomous region of the People’s Republic of China. E.No error
(A)
(B)
(C)
(D)
(E)
