Which among the following is/are not a metacharacter?
i) \a
ii) \A
iii) \b
iv) \B
a) Only i)
b) i) and iii)
c) ii), iii) and iv)
d) ii) and iv)
Answer: a
Explanation: /A, /b and /B are metacharacters. \A: Matches only at the beginning of the string. \b: Matches a word boundary. \B: Matches anything but a word boundary.
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