Which is not caused by human interactions with the earth system?

a. deforestation
b. air pollution
c. mountain building
d. water pollution

Could someone me with number one you

Temperatures in ponds and lakes vary by season. select the best answer from the choices provided t f

Ivan is looking at a cross section of a stem taken from a vascular plant. he sees two different types of vascular tissue: the xylem, which is closer to the center of the stem, and the phloem, located around the xylem, closer to the outside of the stem. how do these two structures work together in a living plant?