B. It can cause widespread death
it can also
C. It may seriously impact healthy adults.
flu is caused by a virus (influenza) NOT bacteria
Vaccines are made, but may not necessarily be available for a pandemic right away (takes time to develop).
Plants use sugars and mineral from the sail to make food and use the energy from the sun to create the sugars used to make the food. They also use the carbon dioxide from the air to help create the food.
D: The longest time period it may take to replace a renewable resource is 500 years
