What is "Demand Forecasting," and what is a common method used in this process?

a$)$ Demand Forecasting predicts financial trends. A common method used is financial modeling.

b$)$ Demand Forecasting involves estimating future customer demand for products or services. A common method used is time series analysis, which analyzes historical data to predict future demand.

c$)$ Demand Forecasting assesses employee performance. A common method used is performance reviews.

d$)$ Demand Forecasting evaluates supplier reliability. A common method used is supplier audits.