Imagine that a network adapter on a subnet is represented by the CIDR entry 98.13663 3/21. From the statements below, select all that are true about this subnet Oa. There are 121 assignable addresses in this subnet. Ob. A host on the subnet cannot be assigned the network address Oc. There are 2046 assignable addresses in this subnet Od. There are 2048 assignable addresses in this subnet. e. To determine the number of assignable addresses in the subnet, the network address and the broadcast address must be ad ed to the total number of addresses in the subnet