Direction: The sentence contains either a single error or nor error at all. No sentence contains more than one error. The error, if there is one, is underlined and lettered. If the sentence contains an error, select the one underlined part that must be changed to make the sentence correct. If the sentence is correct, select choice (E). In choosing answers, follow the requirements of standard written English.

(A) By the time Neil Armstrong and Edwin Aldrin, Jr., walked on the Moon in July 1969, there (B) will have been (C) many (D) space expeditions. (E) No error