This is important because of the simple fact that if you have the knowledge of which stressors can be control and which stressors can not be controlled you are more likely to avoid the ones that you may be able to controlled.
Gingivitis that is not treated may lead to periodontitis.
An average woman needs 2000 calories and a man needs 2500 calories. So the answer is whichever one you are deciding for.
1 - sentence
2 - copy and paste
3 - make spelling error
Explanation : In order to write a research paper, the objectives of writing it should be very clear. We should not write irrelevant sentences that don not relate with the aim of the paper. While writing the paper in our own words, we should ensure not to copy and paste from other journals and keep the grammar right. The sentences should be well phrased and we should get our paper checked by someone for the purpose of proofreading.