If Some Journalists Are Not Respectable, Then All Journalists on the Web

question 193

Multiple Choice

If some journalists are not respectable, then all journalists on the web have work to do. Some journalists on the web lack assignments. It is not the case that something without an assignment has work to do. So all journalists are respectable.
-Which of the following propositions is an immediate (one-step) consequence in M of the given premises?

• A) (Jx • Ix) • ∼Ax
• B) (∀x)∼(∼Ax • Wx)
• C) ∼Aa • Wa
• D) (Ja • ∼Ra) ⊃ (∀x)[(Jx • Ix) ⊃ Wx]
• E) (∃x)(Jx • ∼Rx) ⊃ ∼(∀x)∼[(Jx • Ix) ⊃ Wx]

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Definitions:

Required Return

The minimum expected return an investor demands for investment in a specific asset, considering its risk profile.

Earnings

The profit a company makes after deducting its operating expenses, taxes, and costs from its revenue.

One-Period Valuation Model

A model for determining the current value of a stock based on the dividend expected at the end of one period and the anticipated selling price.

Risk-Free Rate

The theoretical rate of return of an investment with no risk of financial loss, typically represented by the yield on government bonds.