In Regular expression on linux, * refer to : <p>I'am having a doubt about * in linux system. In Regular expression on linux, “*”  refer to </p>

<p>I have options to it:
A)It matches the previous element zero or one time.
B)It matches the previous element one or more times
C)It matches the previous element zero or more times
D)It  matches the previous element more than once.</p>
