Answer;
C) xylem and phloem
Explanation;
-Both Xylem and phloem are referred to as vascular tissue, they play an important role in higher plants, which is mainly transportation of materials through out them. They allow inter-cellular communication through transportation of substances in higher plants.
-Xylem transports water and solutes from the roots to the leaves, phloem transports food from the leaves to the rest of the plant .Phloem is responsible for the transport of sugars from source tissues (photosynthetic leaves) to other tissues of the plant (non-photosynthetic).
I got the same question and I just guessed
One of the biggest sources is called nonpoint sources pollution which occurs as a runoff. Hope this helps out
I believe hypothesis .
Please vote my answer brainliest. thanks!
