Why sleeping is an example of a primary drive?

What was different about warfare in the early 1800s and early 1900s?

Because of the housing bubble, many houses are now selling for much less than their selling price just two to three years ago. there is evidence that homeowners with virtually identical houses tend to ask for more if they paid more for the house. what fallacy are they making?

Today natural rights are referred to as human rights. discuss how respect for human rights can further be improved.