Its A and B i think because when cold air and warm air.mixed it.form precipitation like tornado
<span>A: The proportions of a population that are at different age levels make up the population’s age structure. </span>
The conclusion is the gathering and understanding of the data that has been collected
Plants on Earth provide food, some even provide shelter to some animals, and plants such as trees provide oxygen to the environment.
<span>Well this isn't actually a question but to market to a company like this you first have to impress a small number of people in a single chain of command. Your products don't have to be marketed to a company as a whole or to a single rung of the food chain but to each successive member in a hierarchy in the company. Firstly to the employee, then to their management then to the ones who actually making the decision to buy.</span>
