Is the following a well-written null hypothesis? Why or Why not? "Ho: There will be no significant reduction in Body Mass Index (BMI) among persons who participate in the XYZ wellness program with a partner as compared to those who complete the XYZ wellness program alone." Group of answer choices No, because though it is measurable, the variables cannot be clearly identified. Yes, because it is clear, measurable, and the variables can be clearly identified. Yes, because improving wellness in people is an important subject. No because this is an example of an alternative hypothesis (not a null hypothesis)