Because its air we cant see it thats why its clear because it would be scary if we were able to see air! :)
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.
D disease reporting. Reporting diseases is extremely important because it could prevent a wide spread epidemic.
third party issued credit cards that are issued by banks while using the credit provider's system.
