Question: If I have a text file called somefile that I want to sort, I can use the sort command, but if I want to sort

If I have a text file called "somefile" that I want to sort, I can use the sort command, but if I want to sort it by it's second column in reverse numerical order (highest to lowest number) I would need to issue the command...

a. sort -nrK2 somefile

b. uniq somefile | sort -r2 -Kn

c. sort -K2 -rn somefile

d. sort -K2 somefile (the numeric order is already highest to lowest!!!)

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