Answer:
that one variable precedes the other in time, that the two variables are correlated and that this relationship is not spurious.
Explanation:
In <em>Experimental and Quasi-Experimental Designs for Generilized Causal Inference</em> (2002), researchers Cook and Campbell present a set of conditions that must be met in order to establish a valid causal relationship: <u>one variable precedes the other in time</u> (temporal precedence), <u>the two variables are correlated</u> (covariation), <u>and that this relationship is not spurious</u> (no third variable is present).
What about the British isle and the Nordic region?
Answer: Jefferson Wanted thiongs to be peaceful he didnt want to side with france because they might need tea or other things from Britian
Explanation: