When testing and sampling materials for a project, the owner/engineer's resident project representative or inspector should do which of the following:

Group of answer choices

Work from the quality assurance requirements of the specifications only, and wait until you get to the appropriate parts of the specifications before determining the sampling and testing requirements needed.

Disregard the test results as long as the job looks good.

Develop a sampling and testing plan in advance and work directly from it.

Conduct sampling and testing based solely upon practical experience and judgment as the work progresses.