Why Does a Rain Gauge Have a Wide Opening That

Multiple Choice

Why does a rain gauge have a wide opening that funnels into a narrow tube?

A) The narrow tube minimizes evaporation and magnifies the amount of rain captured by the wide opening.
B) The narrow tube takes less space.
C) The wide opening allows evaporation so it is a more accurate representation of what actually happens on the surface.
D) Rain drops are too far apart to measure with a narrow opening.