Explanation:
I don't know I'm so sorry
The variable is the group that was given caffine, because thats what the doctors manipulated. They possibly altered the natural memory of the participants by giving them caffine. A more specific variable could be how much caffine each participant is given and what time are they given it.
Answer:
Explanation
a youth turnout rose in 2008 and most youth people voted for barack obama
An equinox is a representation of when day and nights occur in the same length of time. And solstice is a representation of the longest or shortest day. They are usually the first days of the season or the peak of the season.
Is this a legitimate question?
