The team did not adequately formalize the software's design
Explanation:
The most logical reason for this confusion is the fact that the team did not adequately formalize the the software design.
The design approach has to do with clearly defining the architectural modules of the application. The requirements in the software requirement specification document would serve as input for the next phase. The documents are prepared and they give a definition of the overall system architecture.
The team got confused because they did not go through this phase of the 10-phase SDLC model.
Answer: the correct answer is D. Spectrum Analyzer tool
Explanation:
A spectrum analyzer is a piece of electronic equipment that is used to gauge the magnitude (amplitude or strength) of a given input signal set against the full frequency range of the instrument. It is mainly used to measure the strength of the range of known and unknown signals.