Ais a term that originally was referring to a way to reproduce a technical drawing documenting an architectural or engineering type of drawing.
a. blueprint
c. contours
b. bond paper
d. scale

the answer is blueprint

to inform the reader that the text will take a second look at the grimms’ original tales

glitch or non-saved account.

explanation:

i'm not personally a mobile user but one reason could be that it is either a glitch where it doesn't automatically log you in, or you have it so cant save your log-in information. i suggest you use the mobile app instead of using your web browser!