What is the difference between repetition and replication of an investigation

Repetition is repeating the same investigation over and over again . Such as you doing an experiment and redoing to to see if you get the same results  however it is often confused with replication . Replication is when you copy an experiment done by someone else . Such as seeing an experiment and trying to get the same results as someone . Repetition you often do yourself while replication you copy someone else .

The correct answer is c