Select all the correct answers. for a claim about the natural world to be considered scientific, what attributes must it have? it must be open to modification if new evidence doesn't completely support it. it must be consistent with only a small portion of relevant observations or data. it must be applicable to future events and occurrences. it must be based on scientific observations that can be repeated in a controlled setting.

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time