Is significant, but unpredictable.
B is the answer because pangea is one super continent
For sure, choose these two:
<span>A) Was crowned pope on Christmas day, A.D. 800.
C) Became the first emperor of the Holy Roman Empire.
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Item B has some vagueness and difficulty to it. Depending on your teacher's point of view, it could be marked true or not. How "vast" is vast? How unified must an empire become to be termed "united"? One biography report of Charlemagne states, "Charlemagne attempted to create unity and harmony" within his realm -- that's probably a better way to put it. In his ongoing battles with the Saxons, getting them to accept Christianity was a great difficulty.
