5 percent is the correct answer
B. plate tectonics your welcome
<span>His opportunity cost is to give up the next best thing, in this case the digital camera. It is called a trade-off between cell phone and digital camera. But I could not imagine that it is a big one, compared to efficiency and equality.</span>
Answer:
1. angle 2. Sunlight 3. Heat 4. ???
Explanation:
