The answer to your question would be A.Consideration. Hope this helps:)
Hallo,
The answer is: Thorazine, also called Chlorpromazine, was invented in 1954 (mid 20th century) and it was used to treat patients with all kinds of mental illnesses.
The correct answer is B. Forecasters predicted six more weeks of winter this year..
This is the only complete sentence because it contains one independent clause. An independent clause is necessary for a sentence to be complete and full. Examples A and C aren't sentences for that very reason - they are just fragments and cannot be considered complete because they lack something.
