Choose Two different system development methodologies discussed in the course readings or additional research. For each methodology, provide a comprehensive overview covering the following aspects:

i$.$ Definition and key principles.

ii$.$ ii$.$ Phases or stages involved in the methodology.

iii. iii. Advantages and disadvantages.

Based on your analysis, critically compare and contrast the selected methodologies, highlighting their suitability for different types of projects or organizations. $($waterfall and V$-$Model $($Vee Model$))$