<span>B.
As in most traditional plays, the plot of act 1 of A Doll’s House is
designed to provide exposition and build up the tension of the play.</span>
1) facts, gunna say a bunch of letters to get to the minimum number of letters to answer this question
Since 'next' is a time-order word, you need another.
'Then' is a time-order word. You are not stating a 'fact', nothing happened abruptly, or 'suddenly', and you aren't comparing anything, 'similarly'.
