B. Indirect observation makes the most sense to me. The observers are not directly involved in the project, but rather analyzing the progress from an external perspective.
I think the correct answer is C. Contractual audit. Progress reports and technical reviews are typically part of the contractual requirements for a project.
Frank
5 months agoElbert
5 months agoVincenza
5 months agoSocorro
5 months agoMinna
5 months agoQueen
6 months agoEstrella
5 months agoBeatriz
5 months agoAzzie
5 months agoTerrilyn
6 months agoBrittani
4 months agoAnnamaria
4 months agoKanisha
4 months agoDavida
4 months agoHeidy
4 months agoMa
4 months agoTimothy
4 months agoAlesia
4 months agoAshlee
4 months agoValentine
4 months agoElza
4 months agoSol
5 months agoAn
6 months agoColette
5 months agoDana
5 months agoCaprice
6 months agoUna
5 months agoMarisha
6 months ago