What is the example to describe the Trojan horse? A. The poor quality program, e.g use of CASE statement which captures all "defaults" В. Debugging/testing software modules using drivers and stubs and...

Extracted text: What is the example to describe the Trojan horse? A. The poor quality program, e.g use of CASE statement which captures all "defaults" В. Debugging/testing software modules using drivers and stubs and debug control sequences C. A login script that solicits a user's identification and password, passes the info to the system for logging processing and keeps a copy for malicious purpose. D. Unused opcodes in hardware design which can be exploited to do uther undocumented things