It might be 23% because 77% of water covers earth and most of the water is either polluted or salt water.
Because there are several factors that determine weight loss or gain and reducing calorific intake is just one of them (for reducing weight loss). Other factors that should be considered is exercise. Doing regular exercise ensures that the metabolic rate of the body is increased so much of the calories are burned even after intake. Having a lower metabolic rate can result to increased weight gain even with low calorie intake.
Yes, there is a liquid medicine for gonorrhea.
If their is a teacher or a Professor she should go there first if it’s a small fire she needs a fire blanket to take out small fire after reaching an adult
For this item, I would go with letter "D. physical destruction of marine habitats". Many of the modern ways of fishing poses an irreversible destruction to marine habitats. These practices include trawling, lining methods, purse seining, etc.