B. Lichen secrete chemicals which cause chemical changes in rocks and cause chemical weathering, but
plant roots split rocks apart through physical (mechanical) weathering,
C. All living things cause chemical weathering.
D. Living things only cause mechanical weathering.
Answer B
Answer:
B
Step-by-step explanation:
What are the coodinates of the vertex of the graph?
(2, 6)
(-2, -10)
(2, 6)
(-4, 6)