Identify the complex sentence that uses a subordinate conjunction

(SEE BELOW)

Explanation:

The subordinate clause can go at the start, in the middle or at the end of the sentence:

'Even though it was getting dark, Sam wanted to go for a walk. '

'Sam, even though it was getting dark, wanted to go for a walk. '

'Sam wanted to go for walk even though it was getting dark. '

this is incorrect

explanation:

this is false