Introduction:
Cloud computing is a technology that allows users to access and share resources, such as storage, applications, and services, over the internet. It provides a flexible and scalable solution for various computing needs. In this question, we are asked to identify the technology that shares many characteristics with cloud computing.

Answer:
The correct answer is option A) Internet. Let's understand why.

Characteristics of Cloud Computing:
1. On-demand self-service: Users can access computing resources, such as storage and applications, as needed without requiring human intervention.
2. Broad network access: Cloud services can be accessed over the internet using different devices, such as computers, smartphones, and tablets.
3. Resource pooling: Computing resources are shared and allocated dynamically to meet the changing demand of users.
4. Rapid elasticity: Resources can be quickly scaled up or down based on the user's requirements.
5. Measured service: Users are billed based on their actual usage of computing resources.

Internet and its similarities with cloud computing:
1. On-demand self-service: Just like cloud computing, the internet allows users to access various services, such as email, social media, and online shopping, whenever they want without any manual intervention.
2. Broad network access: The internet enables users to access information and services from anywhere in the world using different devices connected to the network.
3. Resource pooling: The internet allows the sharing of resources, such as websites and online applications, among multiple users simultaneously.
4. Rapid elasticity: The internet can handle a massive amount of data and traffic, allowing it to scale up or down based on the demand from users.
5. Measured service: Internet service providers often charge users based on their data usage, similar to how cloud computing providers charge for the resources consumed.

Conclusion:
The Internet shares many characteristics with cloud computing, making it the correct answer to this question. Both technologies provide on-demand access to resources, support broad network access, enable resource pooling, offer rapid elasticity, and provide measured service to users.