The converted binary mask 11111111.11111111.11111110.00000000 to decimal is _______________.

(A) 255.255.255.192
(B) 255.255.254.0
(C) 255.255.252.0
(D) 255.255.255.224

255.255.254.0 is the correct answer.

There are only nine possible values in one octet of a subnet mask as shown in the table below.

Binary Mask Octet	Decimal Equivalent	Number of Binary 1s
00000000	0	0
10000000	128	1
11000000	192	2
11100000	224	3
11110000	240	4
11111000	248	5
11111100	252	6
11111110	254	7
11111111	255	8