This question has two parts. First, answer Part A. Then, answer Part B.
Part A
Read the sentences from the article.
You might think that a full moon will help you see more stars, but the moon's brilliance can make it difficult to see some stars. Wait for a night when there is more darkness.
What does the word brilliance mean in the sentences?
 A. 
distance
 B. 
light
 C. 
shape
 D. 
size
Part B
Which word from the sentences means the opposite of brilliance?
 A. 
full
 B. 
stars
 C. 
difficult
 D. 
darkness