What were border states that stayed under union control

Which of the following equations represents the right chemical process that occurs i. photosynthesis

Clouds thar look like whisps of hair are

How does the supremacy clause of the u. s. constitution affect the states? o a. it requires each state to establish a supreme court. b. it declares that the federal government can take away state powers if necessary. o c. it allows state governments to overthrow the federal government if necessary. o d. it ensures that the u. s. constitution overrules each state constitution