An engineer plans to configure summary routes with the ip summary - address eigrp asn prefix mask command. Which of the following, when added to such a command, would create a summary that includes all four of the following subnets: 10.1.100.0/25, 10.1.101.96/27, 10.1.101.224/28, and 10.1.100.128.25?（）
- A 10.1.0.0 255.255.192.0
- B 10.1.64.0 255.255.192.0
- C 10.1.100.0 255.255.255.0
- D 10.1.98.0 255.255.252.0