Can someone please helpp?

By the triangle inequality theorem, if two sides of a triangle have lengths of 3 and 7, what are all the possible lengths of the third side? a) 3 < x < 8 b) 3 < x < 7 c) 4 < x < 10 d) 5 < x < 7

After considering options, a student using the problem-solving process should next

Iceland has taken advantage of its geology to meet a. political needs b. energy needs c. cultural needs d. economic needs answer b. energy needs