Which among the following is/are not a metacharacter?1. /a2. /A3. /b4.

1.	Which among the following is/are not a metacharacter?1. /a2. /A3. /b4. /B
A.	nly 1
B.	and 3
C.	, 3 and 4
D.	and 4
Answer» B. and 3

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