Who chose electors prior to 1820, and why did the process change? state lawmakers chose electors, but the process changed because people wanted more of a say in the selection. federal lawmakers chose electors, but the process changed because state lawmakers wanted more control over the selection. white males who owned land chose electors, but the process changed because those who did not own land wanted a say in the selection. all white male citizens chose electors, but the process changed because state lawmakers wanted more control over the selection.

there is no universal method for handling incomplete data in a clinical trial. each trial has its own set of design and measurement characteristics. there is, however, a set of six principles that can be applied in a wide variety of settings.

are their options?

otherwise i can't

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.