Im not that good in history but i think its, To earn money Mrs. Martin gave piano lessons to wealthier families who had children.
The Articles of Confederation was the first written constitution of the United States. Stemming from wartime urgency, its progress was slowed by fears of central authority and extensive land claims by states before was it was ratified on March 1, 1781. Under these articles, the states remained sovereign and independent, with Congress serving as the last resort on appeal of disputes. Congress was also given the authority to make treaties and alliances, maintain armed forces and coin money. However, the central government lacked the ability to levy taxes and regulate commerce, issues that led to the Constitutional Convention in 1787 for the creation of new federal laws.
Europeans were originally motivated to explore the seas to discover previously unknown lands, especially after the contact with America, where europeans found all kind of valuable goods. The portuguese were the first to pursue maritime exploration, soon to be followed by the spaniards.
D. Paleo-Indians went to war with each other on a large scale due t scarce ater resources.
To continue expanding its empire ,Japan needed large supplies of OIL.