Refer to the exhibit. Which subnet mask will place all hosts on Network B in the same subnet with the least amount of wasted addresses?()<br /> <img src="https://nimg.ppkao.com/2018-07/zhanglijun/201807241052383841.jpg?sign=78a10c60afac0e6b7de2bf9e08d313cb&t=62d2109b" />
A、255.255.255.0
B、255.255.254.0
C、255.255.252.0
D、255.255.248.0