If an Indirect Truth Table Requiring More Than One Line

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.