Answer:
survival of fit individuals
Explanation:
I believe its survival of fit individuals because the animals with different horns are going to be able to find a mate or provide better depending on their horn and its kind of like natural selection in the sense those who have genetically better (??) horns are more likely to survive. Hope it helps but it might be a little bit of a confusing explanation.
Aluminum mixed iron .Al + fe = AlFe3
The Yellow Book. The yellow book is the object that reflects light with the longest wavelength. In the visible spectrum the color with the shortest wavelength is violet while the longest is red
THE CORRDCT ANSWER IS TRUE
It would be 9*10 to the -3
