_______ is the process of finding errors in software code.

The correct answer is D. Debugging.

Debugging is the process of finding and fixing errors (also called bugs) in computer software. The process of debugging includes finding the source of the error, determining the cause of the error, and applying a fix.

Compiling is the process of translating source code into machine code. Testing is the process of verifying that software meets its requirements. Running is the process of executing software.