Answer:
<h2>Petroleum that is worthwhile extracting is usually found trapped in layers of permeable rocks by other layers of impermeable rock, but more recently reserves of gas and oil are being extracted from shale which is an impermeable rock but is porous in the sense that there are spaces (pores) within its structure in which ...</h2>
The answer is a. corn. Southern colonies have fertile soil for easy to grow crops.
Question
what is the tallest tower in the world?
Answer
Burj Khalifa in Dubai (2,722 ft)