The correct answer for the question that is being presented above is this one: "b. Mary had heard herself mentioned to Miss Bingley as the most accomplished girl in the neighbourhood; and Catherine and Lydia had been fortunate enough never to be without partners, which was all that they had yet learnt to care for at a ball"
The subordinate clause is "you must start researching now"
True
~<span>stated clearly and in detail, leaving no room for confusion or doubt.</span>
Formal diction is what most modern poetry resembles.