19. Which of these is a primary cause of coral bleaching? -saline density alterations
-increase in ocean warming
-water pollution
-higher ultraviolet radiation levels

Staying organized is correct according to edgenuity

Answer effort at inappropriate collaborative activity in which the work submitted to the school does not represent the work of the enrolled student

The  knowledge gap  as been recast more recently as a “digital divide”  gap. with the internet and social media many things can be done faster and better. so much faster and better that those that do not have access to them are literally left out of the game.