Moira Ate Only Half of Her Hamburger and Would Like

Multiple Choice

Moira ate only half of her hamburger and would like to take the rest of it home. Her waiter informs her, though, that the restaurant is currently out of take-away boxes. Moira is frustrated that she can't take her leftovers home, but then she comes up with the idea to wrap her burger in some notebook paper she has in her backpack and put the burger in her pencil case. Moira has demonstrated an ability to overcome:

A) divergent thinking.
B) functional fixedness.
C) framing.
D) durability bias.