Question: What is the output of following shell script. # ! / bin / bash ls - lrt | grep ^ - | awk 'END {

What is the output of following shell script.
#!/bin/bash
ls -lrt | grep ^-| awk 'END{print $NF}
Group of answer choices
c) both a and b
b) newest file
a) last updated file
Neither a) nor b)

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