Identify the type of error in the sentence. If the sentence contains no error, select C. The children asked about the electric train and how to use it.

dangling modifier
misplaced modifier
lack of parallel structure
incorrect adverb clause placement
C

lack of parallel structure is the answer for the question

moon-letters were a method of writing invented by the dwarves. moon-letters were ordinary runes, but written in such a way that they could only be read when the light of the moon shone behind the writing. some moon-letters could be read by any moonlight, but it was possible to make the writing even more secret. more sophisticated moon-letters could only be read by the light of the same shape of moon, or at the same time of year, as when they were written. hope this !