HELP WILL GIVE BRAINLIEST IF CORRECT: What effect do plants' roots have on rock?
a. They hold it together
b. They weather it
c. They cause it to undergo chemical changes
d. They break it apart

C

Explanation:

im guessing d but im not sure..,

Explanation:

When these roots grow, they exert pressure on the rock around them, causing the gaps to widen or even crack. Plant roots can also weather rock through chemical processes. When dead roots decompose, they release carbon dioxide; this is sometimes converted into carbonic acid, which chemically breaks down rock into soil.

halogen, any of the six nonmetallic elements that constitute group 17 (group viia) of the periodic table. the halogen elements are fluorine (f), chlorine (cl), bromine (br), iodine (i), astatine (at), and tennessine (ts).