D - The cake is burned; and so we'll have to bake another one.
When using a semi-colon to combine two independent clauses (in a compound sentence), you much also use a coordinating conjuction. Option D is the only one with the coordinating conjunction (and).
The anser is up lifting i had the same question and answerd it correct
It's a complete sentence and has to be connected to another one
A career gives you long term goals and a long term job.