Which consideration must be made when designing a Cisco SD-Access fabric underlay?

Refer to the exhibit. AS65533 and AS65530 are announcing a partial Internet routing table as well as their IP subnets. An architect must create a design that ensures AS64512 become a transit AS. Which filtering solution must the architect choose?

Refer to the exhibit.

Which solution decreases the EIGRP convergence time?

Which consideration must be taken into account when using the DHCP relay feature in a Cisco SD-Access Architecture?

An engineer must design a solution to connect a customer to the Internet. The solution will include a Layer 3 circuit with a CIR of 50 Mbps from the service provider. The hand-off from the provider's switch to the customer's router is 1Gbps. Which solution should the engineer include to prevent potential issues with choppy voice traffic?