The tallest mountains in the world are located in central and southern Asia. The raw data file Mountains.dat contains information on mountains over $7,200$ meters $(23,622$ ft$).$ Researchers measure the prominence of a mountain as the height above the highest saddle connecting it to a higher summit. The variables in this file are mountain name, height $($m$),$ height $($ft$),$ year of first ascent, and prominence $($m$).$

a$.$ Open the raw data file Mountains.dat in a simple editor such as WordPad. In a comment in your program, state which variables must be read in as character and which variables should be read in as numeric.

b$.$ Read the raw data file into SAS.

c$.$ Print the data set.