Question is incomplete. I will try to answer to the best of my ability.
Answer and Explanation:
The credit terms '3/15, n/60' and '2/10, n/30' mentioned in the question signifies the terms in which riverbed has sold its product to the buyer.
3/15, n/60 means that if the buyer pays with 15 days since the transaction takes place then the buyer would receive 3% on the receivable.
However, if they fail to pay within 15 days then the buyer would have to pay the full amount within 60 days.
Similarly, 2/10, n/30 means 2% discount within 10 days since the transaction took place. Otherwise full payment after 10 day.
Answer:
cyclical unemployment.
Explanation:
Unemployment rate refers to the percentage of the total labor force in an economy, who are unemployed but seeking to be gainfully employed. The unemployment rate is divided into various types, these include;
I. Cyclical unemployment rate (CU).
II. Frictional unemployment rate (FU).
III. Structural unemployment rate (SU).
IV. Actual unemployment rate (AU).
V. Natural Rate of Unemployment (NU).
A cyclical unemployment can be defined as a type of unemployment which is typically related to changes in the business, economy or industry cycle such as recession, governmental policies etc.
Mathematically, cyclical unemployment rate can be calculated using the formula;

Hence, the increase in unemployment that occurs during recessions and depressions is called cyclical unemployment
Answer: D) cyclical
Explanation:
Cyclical Demand is difficult to predict because it goes according to the business cycle and hence is affected on a Macro Economic scale by events at a National or International level.
This means that something could be in demand today but the demand could fall or rise sharply based on the stage of the business cycle the economy is in.