Answer:
Loud because it describes
Explanation:
From the options provided, the complete gerund phrase in the sentence is:
B. <span>hanging curtains or shades on a window</span>
Gerund is a word which is in its -ing form. It is derived from a verb but acts as a noun.
Non fiction means not real. So A b/c it would make much more sense b/c a spy that came from the cold.