Visualize Five Horizontal Sedimentary Strata Exposed in a Cliff or Canyon

question 100

Multiple Choice

Visualize five horizontal sedimentary strata exposed in a cliff or canyon wall identified by consecutive numbers,1 being the lowest bed and 5 being the highest.Which of the following statements concerning the strata is true?

• A)Bed 5 is the oldest.
• B)Beds l and 3 are older than bed 4.
• C)Bed 4 is older than bed 2.
• D)Bed 3 is older than beds 2 and 4.

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Definitions:

Disjunctive Proposition

A statement formed by joining two assertions with the connector "or," indicating that at least one of the assertions is true.

Categorical Proposition

A type of logical statement connecting a subject and a predicate, generally structured in the form of "All S are P", "Some S are P", "No S are P", or "Some S are not P".

Hypothetical Proposition

A statement that expresses a conditional relationship between two ideas or events, often formed as an "if-then" statement.

Hypothetical Syllogism

A logical argument consisting of two conditional statements and a conclusion, based on the assumption that if the premises are true, the conclusion must follow.