What type of instructions does a program typically consist of?

A program is fundamentally composed of a structured set of sequential instructions. This sequential nature means that the instructions are designed to execute in a specific order, allowing for logical flow and control of operations within the program. Each instruction typically builds upon the previous one, creating a cohesive set of tasks that the computer performs to achieve a desired outcome.

Organizing instructions in a structured and sequential manner is crucial for the execution of programs, as it helps in maintaining clarity, optimizing performance, and ensuring that each part of the program communicates effectively with others. This structure allows programmers to create algorithms that solve problems systematically.

The other options do not accurately reflect the typical organization of a program's instructions. For instance, while programming languages play a role in defining how instructions are written, it is the structure and sequence that are vital for execution, not merely the language itself. Moreover, executing instructions randomly would disrupt the logical flow essential for programming, which relies on specific sequences to function correctly. Visual commands may be an aspect of some programming environments (like drag-and-drop visual programming tools), but they do not encompass the full breadth of programming instructions across various contexts.