Answer:
3. Evidence showed that the island had been hit by a horrible tsunami.
The third one is correct.
Answer:
A communication and concert result from the form of government itself, and there is nothing to check the inducements to sacrifice the weaker party or an obnoxious individual, etc. Pure democracy could be the best type of government in people's vote on everything from fixing a road in California, to oil drills in Alaska.
The difference between ratio and proportion can be drawn clearly on the following grounds: Ratio is defined as the comparison of sizes of two quantities of the same unit. Proportion, on the other hand, refers to the equality of two ratios. The ratio is an expression while proportion is an equation which can be solved.