Although he was born in Scotland, he became a hero of the American Revolution.

simple sentence
compound sentence
complex sentence (my answer)
compound complex sentence

His ship was badly managed, but Jones refused to give up.

simple sentence (my answer)
compound sentence
complex sentence
compound complex sentence

Thanks :)

4 answers

The first is correct, but the second is not.

Big clue in the second = " ... , but ... " AND 2 separate subjects, each with its own verb.
So the second one is a compound sentence?
Yes, that's right ... compound.
Although he was born in Scotland,<~~dependent clause he became a hero of the American Revolution. <~~independent clause
COMPLEX

His ship was badly managed,<~~independent clause but Jones refused to give up. <~~independent clause
COMPOUND