Because Leif Ericsson is closer to North America
Answer:
The correct answer is option D: H e was appointed to serve on the Supreme Court
Explanation:
A position he was never able to do as Madison refused to give Marbury his commission.
The correct answer is any substance or environmental factor other than a steroid
The independent variable is the factor or behavior that is manipulated by the experimenter in order to observe the effect of that manipulation on another factor or behavior that is the dependent variable. To you It is also called the experimental or active variable.