B.)Im going to go with because there located bewteen latituides 25º and 40º but are not located in western sides are Eastern sides.
The placenta forms at 8 weeks, and develop for 6 weeks. hope this helps
Explanation:
Digestion is important for breaking down food into nutrients, which the body uses for energy, growth, and cell repair. Food and drink must be changed into smaller molecules of nutrients before the blood absorbs them and carries them to cells throughout the body.
Http://www.collective-evolution.com/2014/07/07/new-study-finds-88-percent-of-earths-ocean-surface-no...
This should be of use here.