“Yesterday, December 7, 1941—a date which will live in infamy—the United States of America was suddenly and deliberately attacke
d by naval and air forces of the empire of Japan…No matter how long it may take us to overcome this premeditated [planned] invasion, the American people in their righteous might will win through to absolute victory.” —Speech by President Franklin D. Roosevelt, December 8, 1941
It is a primary source, because it is coming straight from the person who said it. If it was from a person listening, it would be a secondary source. An artifact is something physical, that you can hold, like a dinosuar bone.
One would be the rising greediness and not to mention demand for goods and another would be rebels were around during this time because of the Civil war starting soon.
Self pollination happens when the pollen is deposited on the same flower or another flower on the same plant, while cross pollination is the transfer of pollen from another plant on a different flower