Is the underlined clause independent or subordinate?

Unless he has been left alone, Rover rarely barks or whines.

A.
subordinate

B.
independent
under lined Unless he has been left alone

Question

Is the underlined clause independent or subordinate? 

Unless he has been left alone, Rover rarely barks or whines.
 
 A.
subordinate
 
 B.
independent
  under lined Unless he has been left alone

mehek14 · Answer

is Unless he has been left alone a complete sentence?

anonymous · Answer

no

mehek14 · Answer

ok so it is NOT independent

anonymous · Answer

how

mehek14 · Answer

so the answer is A

mehek14 · Answer

how? because if you take everything after the comma and place it at the front, it will become a complete sentence

mehek14 · Answer

the part before the comma depends on everything after the comma

anonymous · Answer

oh ok thanks so much can u help with this test plz thanks so much i appreciate it a lot

mehek14 · Answer

ur welcome :)

anonymous · Answer

i have 7 more queston  question

mehek14 · Answer

i have to gtg. do u need the answers now?

anonymous · Answer

Is the underlined clause independent or subordinate? 

My sister writes poetry so that she can explore her thoughts and experiment with language.
 
 A.
independent
 
 B.
subordinate 
underlined  My sister writes poetry

anonymous · Answer

i thought it would be independent

mehek14 · Answer

yes it is