Which best describes ancient Greek war ships? They were large and used for trade.
They were small and built to travel great distances.
They were small, with just one sail.
They were large, with three rows of oars and multiple sails.

Consider the events in alfred wegener's life that led to his development of the continental drift hypothesis. review the items below and determine whether each item is (1) an observation that led alfred wegener to develop his continental drift hypothesis, or (2) evidence wegener gathered to support his proposal.