Question

who defined the large super-continent?
a) richter
b) milne
c) seismic
d) wegener

Explanation:

Alfred Wegener proposed the theory of continental drift, which centered around the ancient supercontinent Pangaea, defining and popularizing the concept of this large super-continent. Richter is known for the Richter scale for earthquake magnitude, Milne contributed to seismology, and "Seismic" refers to earthquake-related phenomena, not a person who defined a supercontinent.

Answer:

D. Wegener