Respuesta :
A short-term environmental change is drought, smog, flooding, volcanic eruption, blizzards, and pollution. This could happen in any of the food webs. ... A long-term environmental change is... ice age, deforestation, urbanization, Earth's orbit, Sun's intensity, global Warming, radioactive waste/pollution.
Answer:
B. an El Niño storm and D.a tsunami
Explanation: