A.
Why are carbon dioxide concentrations expected to increase?
Carbon dioxide concentrations are expected to increase, because fossil fuel burning is expected to
increase.
b. Carbon dioxide concentrations are expected to increase, because of an increase in agriculture.
C. Carbon dioxide concentrations are expected to increase, because more land will have to be cleared
for increasing populations and agricultural use.
d. All of the above
Please select the best answer from the choices provided

a chair, a bed, and a toothbrush

explanation:

i was told this before by a teacher, so yeah

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs

producers: apple trees, potatoes, carrots, grains, acorns, cabbage, grass, corn, lettuce

consumers: deer, mice, rabbits, chickens, squirrels, horses, worms, cows

predators: eagles, frogs, wolves, owls

i believe the answer would be b. hope it : )