Select the correct answer. Why is it so difficult to conceal nervousness? A. Because we get so paranoid that everyone can tell B. Because the hormone adrenaline causes a physical response C. Because nervous people are very bad at controlling their body language D. Because it is similar to deception

How would i answer this for an exam?

The formation of the planet uranus is estimated to have occurred approximately when?

1. crust 1 the metallic layer at the earth's center 2. inner core 3 the firm layer between the crust and the asthenosphere 3. lower mantle 2 the layer surrounding the inner core 4. asthenosphere 4 the semi-solid layer between the top layer and the upper mantle 5. upper mantle 5 the layer between the asthenosphere and lower mantle 6. top layer 6 the earth's outermost layer 7. outer core 7 the hottest part of the mantle