The answer is 2: to increase the amount of land available for agriculture.
Reason:
If I remember correctly from Geography last year that is called terrace farming. Common practice in hilly areas where you would be unable to plant crops. Instead, they flatten that out and have “steps” that gives them flat land to grow crops, often rice.
Answer:
positive
Explanation:
A lithium atom has 3 protons and 3 electrons. It can lose one of its electrons, making it an ion. It now has more positive protons than electrons so it has an overall positive charge. Therefore it is a positive ion.
was born on February 25, 1778 in Yapeyu, Province of Corrientes, Argentina.
he died on August 17, 1850 France.
his parents were Juan de San Martín and Gregoria Matorras.
he was known for leading or helping lead the liberations of Argentina, Chile and Peru from Spain.
He was educated in a military academy in Madrid