Azure Fundamentals AZ-900 Practice Test 3

Explanation:
DDoS is a form of attack on a network resource. A DDoS protection plan is used to protect against DDoS attacks; it does not provide connectivity to a virtualmachine.
To ensure that a virtual machine named VM1 is accessible from the Internet over HTTP, you need to modify a network security group or Azure Firewall.
References:
https://docs.microsoft.com/en-us/azure/virtual-network/ddos-protection-overview