1. Look at the figure below. Which explanation best summarizes the hypothesis shown in the figure?
A. The continents were once a single landmass named Pangaea.
B. The continents were once a large landmass named Pangaea, which began to break
apart and drift toward the present-day locations of the continents.
C. The continents were once a large landmass, but the north and south magnetic poles
pulled the continents apart toward the poles.
D. The continents were once a large landmass, but the ocean levels rose, and these
oceans separate today's continents.