The following paragraph has not been edited. There is one error in each line. Write the error and its correction as shown in the example :
Neil Armstrong was the commander for Apollo 11.
(a) He was the first to walk over
(b) the moon. What many people do not knew
(c) is that unlike most of their fellow-
(d) astronauts, he was the civilian
(e) and not part of the military.
