Lauren is baking a cake but realizes that she is missing ingredients.She has to make the cake, so she finds a new recipe that will work with the ingredients she has.Lauren is engaging in

A) informal reasoning.
B) framing.
C) problem solving.
D) formal reasoning.

Lauren is engaging in problem solving because she is identifying a problem (missing ingredients) and finding a solution (a new recipe that works with the ingredients she has). Problem solving involves evaluating the situation and coming up with a strategy to address the issue at hand.