State, whether the following statements about metacharacters of Perl-based regular expressions are TRUE.i. \A matches only at the beginning of the string.ii. \b matches anything but a word boundary.iii. \d matches a digit character.

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State, whether the following statements about metacharacters of Perl-based regular expressions are TRUE.<br>i. \A matches only at the beginning of the string.<br>ii. \b matches anything but a word boundary.<br>iii. \d matches a digit character.