Read this paragraph.

sitting on the porch swing with her eyes closed and her headphones on, ana saw her mother leaning out of the kitchen door. her mom gestured for her to remove her headphones and said, "i'd like you to complete your homework before you begin lounging around this afternoon."

"i just need a break, mom," ana replied.

"there may be time for a break later, but algebra needs your attention now," insisted her mother as she turned and headed inside.

with a deep sigh, ana removed her headphones. she reached for her discarded backpack, wishing she could have just a little unstructured time.

what is the conflict in the excerpt?

a) character versus self
b) character versus character
c) character versus society
d) character versus nature