Determine Whether the Argument in the Problem Below Is Valid

Multiple Choice

Determine whether the argument in the problem below is valid or invalid. If valid, name the type of reasoning and if invalid, determine the error in reasoning. Assume that if a number is odd, then it is not even.
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If a³ is even, then a must be even.
A is odd.
Therefore, ​a³ is odd.
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A) invalid; false chain
B) invalid; direct
C) invalid; indirect
D) valid; indirect
E) valid; direct