Answer:
C
Step-by-step explanation:
France developed a strong monarchy
<span><span>D. Allow him or her to view data as an easy to understand image that might be recognized as a pattern and solved without costly data analysis.</span></span>
This question is asking "Where does cosine equal

?"
Based on our unit circle values and the domain of the cos^{-1} function, we see that at 30 degrees, or

, cosine is equal to

.