How should you configure your firewall rules?

You created a new VPC for your development team. You want to allow access to the resources in this VPC via SSH only.

How should you configure your firewall rules?
A . Create two firewall rules: one to block all traffic with priority 0, and another to allow port 22 with priority 1000.
B . Create two firewall rules: one to block all traffic with priority 65536, and another to allow port 3389 with priority 1000.
C . Create a single firewall rule to allow port 22 with priority 1000.
D . Create a single firewall rule to allow port 3389 with priority 1000.

Answer: C

Explanation:

Reference: https://geekflare.com/gcp-firewall-configuration/