Cho, a financial analyst at a small food$-$processing company, was asked by the CFO to forecast the costs of the company's required raw materials over the next flive years. You would advise her to collect data carefully,

Multiple Choice

use simple forecast models, and make multiple forecasts to get an average.

use complex forecast models, and make multiple forecasts to get an average.

use a simple forecast model, rely on increased accuracy farther into the future.

use a simple forecast model, do not allow for any unexpected events.

use a complex forecast model, do not rely upon it alone.