I have many names I come from a weird place
I cant speak but i can walk
I have water but i cant drink it
what am i?

Aka impossible riddle

Plant

Explanation:

..

Cactus right? Or am I wrong

this allows people to make the best decision or pursue the best option. when alternatives are weighed using their advantages and disadvantages, the option whose disadvantages outweigh the advantages (based on a qualitative or quantitative analysis) are shunned while those whose advantages outweigh their disadvantages are pursued.  

hi there!

your question asks at which segment does freezing occur.

since we're talking about water, the freezing point of water will be 32 degrees fahrenheit or below.

hope this ! ~