Answer:
1.structure-the arrangement of and relations between the parts or elements of somethingcomplex.
"flint is extremely hard, like diamond, which has a similar structure"
2.protection-the action of protecting, or the state of being protected.a person or thing that prevents someone or something from suffering harm or injury.
3.pleasant-giving a sense of happy satisfaction or enjoyment.
4.secure-fixed or fastened so as not to give way, become loose, or be lost.
"check to ensure that all nuts and bolts are secure"
5.Relaxation-techniques can reduce stress symptoms and help you enjoy a better quality of life, especially if you have an illness. Explore relaxation techniques you can do by yourself
6.
7.Ventilation-is the intentional introduction of outdoor air into a space. Ventilation is mainly used to control indoor air quality by diluting and displacing indoor pollutants; it can also be used to .
Explanation:
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