A cloud administrator is securing access to a VM using an IaaS cloud platform. The administrator must perform this task using an automated method, allow administrators to perform any method and…

jQuery is a JavaScript library for DOM manipulation in web browsers and has no capability to interface with IaaS management APIs for VM access control.

JavaScript is a web-centric scripting language and, while Node.js can call cloud APIs, it is not the standard or most capable choice for enterprise IaaS automation with fine-grained access control enforcement.

Java is a widely supported programming language with mature, official SDKs for major IaaS platforms such as AWS, Azure, GCP, and OpenStack. A Java-based automation program can programmatically interact with cloud management APIs to define and enforce role-based access policies - granting administrators full method and property access, restricting others to read-only operations, and denying all remaining users - satisfying all specified requirements through code-driven automation.

JSON is a data interchange format used to represent configurations and policies, but it is not an executable programming language and cannot perform automated logic on its own.