How would you characterize President Barack Obama's or President Donald Trump's efforts to fulfill the multiple roles of the presidency? More specifically:
Which role does either president seem to have enjoyed most?
In which role has he achieved the most success?
Which role has proved to be the most challenging?

Ican answer some, but not all! 2.) sensory info not being transmitted to the brian will result in a lack of responses that could be life saving. 4.) sensory adaption will helo people recognize certain images or objects that will give them a clearer understanding and expand their knowledge. them also become familiar with their surroundings. 8.) light the retina detect an object as it passes through the pupil and into the retina. 12.) cones in the retina us see color. they us see red. blue and green