Archetype? Symbol? Either of those could work
Answers:
9 . We made for the nearest port when we heard the warning
11. Mrs. Baker rolled out the pastry and cut it into pretty shapes before baking it
This paragraph lacks sentence variety because the writer, started sentence after sentence the <em>same way</em>. didn't include structure with proper legth or that provides emphasis. <em>Prepositional phrase, adverbial clause, adverbs</em> (absolutely; naturally) or some<em> connective</em> (therefore; and; besides etc) are great help to <em>avoid monotony.</em>