If an Indirect Truth Table Requiring More Than One Line

question 281

Multiple Choice

If an indirect truth table requiring more than one line is constructed for either an argument or a series of statements and a contradiction is derived on the first line, then:

• A) The second line must be completed.
• B) The argument is valid and the statements are consistent.
• C) The argument is valid and the statements are inconsistent.
• D) The argument is invalid and the statements are consistent.
• E) The argument is invalid and the statements are inconsistent.