For the first scenario where Sarah sees her friend Martha shoplift and is conflicted about whether to tell someone, the type of conflict is Internal. This is because Sarah is grappling with her own feelings, morals, and the decision of whether to inform someone about her friend's actions.
For the second scenario with three contestants competing in a trivia contest where only one can win, the type of conflict is External. This involves competition among the contestants where their differing goals create a conflict that is external to each individual.
So, the answers are:
- Internal
- External