B cuz they can appear at any time
Answer: Space-time compression has greatly reduced the effect of distance decay today
Answer:
Waves , tides and currents are powerful agents in developing coastal landforms.
Hope it helps you.
Answer:
Singapore has very few natural resources. However, it takes full advantage of those few that they have. Deep water reserves of petroleum are mined and exported to other countries. Also, Singapore is important in electronics, as they are a key maker in computer products.
Explanation:
