Describe presidential and parliamentary

A presidential system contrasts with a parliamentary system, where the head of government comes to power by gaining the confidence of an elected legislature. There are also hybrid systems such as the semi-presidential system, used in the former Weimar Republic, France, and Poland.

crop rotation kepy different plants in the soil instead of once constintly. when switching out plants you have different nutrients being absorbed at different speeds and different roots growing differently therfore the spoil and water flow have to adapt and carry fresh nutrients to carry the constant changes that were going on in the soil.

your mothers brothers brother in law would be your father.