Read the sentence and then choose the correct word pair that defines where one clause ends and the other begins and that correctly identifies which side is the main clause and which side is the subordinate clause.
the mosquitoes will be particularly bad this year because there has been so much rain.
identify the subordinate clause.
(subordinate clause) because/there (main clause)
(subordinate clause) year/because (main clause)
(main clause) year/because (subordinate clause)
(main clause) because/there (subordinate clause)