Quietness the suffix and meaning

Where does writer's block come from? briefly describe each of the four possible reasons that writer's block occurs. asap!

Introduction to making a difference: it’s our world, too

Based on the cause-and-effect relationship in this sentence, what is the meaning of the word illuminate? the colors and patterns on the stained glass windows were illuminated as thousands of candles burned during the special church service. a) to melt or change form b) to grow taller or wider c) to become extremely hot d) to light up or make clear