choose a correct answer:

1. In the traditional Japanese household, most clothing could be packed <flatly, and so it was no necessary to have elaborate closet facilities.>

a)flatly, and so it was no necessary to have elaborate closet facilities.
b)flat, and so elaborate closet facilities were unnecessary.
c)flatly, and so there was no necessary for elaborate closet facilities.
d)flat, there being no necessity for elaborate closet facilities.
e)flatly, as no elaborate closet facilities were necessary.