What evidence do we have that shows the climate is changing?

Is "they" an unstressed or stressed syllable?

Stress generally occurs when someone? a.becomes overconfident b.disregards others c.feels overwhelmed

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