Answer:
DEPENDANT VARIABLE
<em>WAS</em><em> </em><em>THIS</em><em> </em><em>ANSWER</em><em> </em><em>HELPFUL</em><em>?</em><em> </em>
Observational study because the scientists are just observing the flock and not touching them or anything :)
it depends on your blood type there are many different kinds so it depends on if u are using certain ones or all of them and the number of people
Answer:
segment and point because a line segment have endpoints without any arrows
