I think the answer is B. To emphasize...
Answer:
A. They must appeal to several different groups.
Explanation:
Republicans and Democrats usually don't agree on the same things meaning, if the president does something to please one party it most likely won't please the other.
<em>Hope this helped</em><em> </em><em> </em><em>:</em><em>)</em>
The advantage is the specialist will be able to give you more info on what is wrong and a primary care physician can only give you as much info as they know. Like if your arm was broken you would want to go to a specialist because they know about more and a physician if you have a common cold.