His HS participated in the dual credit system. B is the answer.
Articulation refers to transferring credits between post secondary institutions, college to college, not HS to college. So it cannot be answer D. The others cannot be right, because if he plans to do it and the question is asking for the reason why he CAN do this, then answers A and C aren't correct.
Because of the mysteries and savagery they expected to find in the interior
Answer: Its trade practices are benefitting from EU enlargement
Explanation: Germany's central location in Europe makes it a hub for goods and services. Germany is especially benefitting from the EU enlargement. As a result, it is the only country among the seven most important industrialised nations to increase its share of world trade since 1995.
Answer: The CAT has high reliability, but low validity