If a variable can take only integral values from 0 to n. where n is a constant integer, then the variable can be represented as a bit-field whose width is the integral part of (the log in the answers arc to the base 2)

If a variable can take only integral values from 0 to n. where n is a

1.	If a variable can take only integral values from 0 to n. where n is a constant integer, then the variable can be represented as a bit-field whose width is the integral part of (the log in the answers arc to the base 2)
A.	log (n) + 1
B.	log (n - 1) + 1
C.	log (n + 1) + 1
D.	none of the above
Answer» B. log (n - 1) + 1