Which statement is true regarding Rollback variables?

Question

Options

• AIn a layer, a Rollback variable is calculated together with the step variables at the same projection
• BRollback variables can be included in the formulae for a step variable of the same layer.
• CPortfolio variables without a step formula can be included in the formulae for a Rollback van able.
• DNon-portfolio variables with a step formula can be included in the formulae for a Rollback

• A
  11% (4)
• B
  5% (2)
• C
  3% (1)
• D
  81% (30)

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