Answer:
I think the answer the will be option
a) the cells form long vertical tubes
Explanation:
This is because xylem transports water and minerals throughout the plant and they are long and vertical tubes
Organisms that use the same resources because there may not be enough for all, so it then becomes a competition of who gets it and who doesn't.
The answer is 2) 12 '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
