The event that causes the use case to begin is referred to as the name? select one:
a. true
b. false

Why does miranda have that particular vision of dr hildesheim answer?

When fossil fuels are burned, carbon dioxide is released. how does this gas impact the environment?

The earth formed roughly 4.5 billion years ago, yet evidence of life dates back to about 3.5 billion years ago. which one is not a possible hypothesis of how life on earth arose?