Which of the following is true about line graphs?

a. the dependent variable is on the horizontal axis
b. line graphs are always straight lines.
c. every data point should be shown on a line graph.
d. there is a maximum number of data points that can be used in a line graph.

Which of the following best describes the formation of plasma?

Ascientist wants to know how individual lions within a pride interact with each other in their own environment. to do this, the scientist sedates and tags all of the lions within a pride. then, he places several remotely-controlled video cameras near the lions' den and performs an observational field study. he collects continuous video footage over the span of one year, analyzes the video, and then forms conclusions based on his observations.

Is water wet? my friends are debating.