Answer:
I think that Hellen Keller was a very loud and outspoken person for someone her age and with her conditions. My thought about this is that it is what she uses to try and comunicate with other people to make sure that they would still notice her.
I think the answer is commas.
6 < 3b
Divide both sides by 3,
6/3 < 3b/3
2 < b
3b + 12 < 9
Substitute 12 from both sides,
3b < -3
Divide both sides by 3,
b < -1
So, option D is your answer.
Hope this helps!
The solute would start to precipitate. The molecules of the mix would start to break away and settle on the bottom as there is not enough energy to continue dynamic equilibrium.