Answer:
A- control group
Since group A is tested under normal condition, it is the control group. Control group is separated from other groups so that the independent variable being tested cannot influence the result.
<span>The inner core is made of solid iron, and it is surrounded by the liquid iron of the outer core. It is solid because the extreme pressure at the center of the earth prevents it from melting, despite the unimaginable temperatures.</span>
Answer:
5 squares the times it by pi (pi equals 3.14 btw)
Step-by-step explanation:
5 squared is 25
C: translation
i seen there wasn't any answer so i decided to get it wrong for the good people that use brainly i got you guys
