a increases
Explanation:
Producers react to an increase in the demand for goods and services by increasing their output. Growth in market demand presents an opportunity for businesses to make profits. As firms attempt to meet the increased demand, they create job opportunities in the following ways.
1). Â The existing companies expand their current factories or open new branches in different locations to increase output. These moves will demand extra employees to handle administrative and production duties.
2). Start-up businesses will emerge to compete with existing firms. Entrepreneurs are quick to spot market opportunities. When demand is high, new ventures will be formed to provide solutions to customers' needs. New firms create job opportunities in the economy.