The moon has her porches turned to face the light,
but the deep part of her house is in the darkness.

choose the statement that best explains the author’s meaning using the lines above?

a. the author notices that half the moon is lit by the sun while the other half is in darkness.

b. from earth, the author sees all parts of the moon at some point through the night.

c. the author means the moon is full of seas of liquid water.

d. the earth’s shadow is blocking part of the moon from the author.