Extrapolation of historical dollars, projection of separate frequency data, use of expected loss ratios are all projection methods for:
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A. B. C. D.B
The projection methods mentioned in the question are used to estimate future losses in insurance and risk management.
Extrapolation of historical dollars is a projection method that uses historical loss data to estimate future losses. This method involves adjusting the historical losses for inflation or changes in the value of money over time. The adjusted losses are then used to predict future losses.
Projection of separate frequency data is a method that uses the frequency of past losses to predict the frequency of future losses. This method involves analyzing the frequency of past losses in different categories or classes and applying those frequency rates to estimate future losses.
The use of expected loss ratios is a projection method that involves calculating the expected loss ratio based on historical data. The expected loss ratio is the ratio of expected losses to expected premiums, and it is used to estimate future losses based on the expected premiums for the period.
Based on the above explanation, it can be inferred that the projection methods mentioned in the question are used for loss projection or loss estimation.
Option A refers to "Loss extrapolation projections", which is not specific enough as the extrapolation can be done for different aspects of losses, such as frequency or severity.
Option B refers to "Loss reserve projections", which refers to estimating the amount of money set aside to pay for future losses. While the projection methods mentioned in the question can be used to estimate loss reserves, they are not specific to loss reserves and can be used for other loss projections as well.
Option C refers to "Claim unit projections", which refers to estimating the number of claims or incidents that may occur in the future. This is similar to the frequency projection method mentioned in the question.
Option D refers to "Losses incurred projections", which refers to estimating the total amount of losses that will be incurred in the future. This is a broad term that can include different aspects of loss projections, such as frequency, severity, and expected loss ratios.
Therefore, based on the given information, the most appropriate answer to the question is Option A, Loss extrapolation projections, as it is a broad term that encompasses the different projection methods mentioned in the question.