What are the different routing policies in Route 53?
* Simple Routing : Default routing method for single resources.
* Weighted Routing : Distributes traffic based on pre-assigned weights.
* Latency Routing : Routes traffic to the region with the lowest latency.
* Failover Routing : Routes traffic to a backup resource if the primary is unhealthy.
* Geolocation Routing : Routes traffic based on the user's location.
* Geo-proximity Routing : Routes traffic based on geographic distance and bias.
* Multi-value Answer Routing : Returns multiple healthy records to clients.
