Answer to the whole quiz:
Question 1: B. Geography
Question 2: B. for future generations
Question 3: C. Jake's and Summer's teleportation devices activated.
(Photos for proof at the bottom.)
Step-by-step explanation:
In the story, an exact sentence Summer says is "We'll be ahead of the class in geography."
Later, an exact sentence Jake says is "They're being kept safe for future generations." He is talking about the works of art.
At the end, Summer says "Hey…our teleportation device is activating!"
Here are photos of Edge to make things easier.