Which sentence contains an underlined subordinate clause?

A -Norman now has a job- at the high school, though he is hoping to find work with the county

B -Norman now has a job at the high school-, though he is hoping to find work with the county.

C Norman now has a job at the high school, -though he is hoping to find work with the county-

D Norman now has a job at the high school, though he is hoping -to find work with the county-

Used - - to show the underlined parts