Question

The following sentence contains _____.

The Mason-Dixon line, which is perhaps the most famous border ever established by surveying methods, has been designated a National Historic Landmark.


one main clause
two main clauses
one main and one subordinate clause
one main and two subordinate clauses

Answer 1

one main clause - The Mason Dixon line has been designated a National historic landmark.
subordinate clause - which is perhaps the most famous border ever established by surveying methods

ANSWER : C

Answer 2

C.