How Should the Formula in the Right Most Column of This

Multiple Choice

How should the formula in the right most column of this truth table be characterized? $\begin{array}{|l|l|l|l|l|l|l|l|l|l|l}\hline&p&q&r&-p&(r \rightarrow p) &-(r \rightarrow p) &(-p \rightarrow r) &(-(r \rightarrow p) v(-p \rightarrow r) ) &((-(r \rightarrow p) v(-p \rightarrow r) ) vq) \\\hline 1&T&T&T&F&T&F&T&T&T\\\hline 2&T & T & F & F & T & F & T & T & T \\\hline 3&T & F & T & F & T & F & T & T & T \\\hline 4&T & F & F & F & T & F & T & T & T \\\hline 5&F & T & T & T & F & T & T & T & T \\\hline 6&F & T & F & T & T & F & F & F & T \\\hline 7&F&F&T&T&F&T&T&T&T \\\hline 8&F&F&F&T&T&F&F&F&F\\\hline \end{array}$

A) Tautology
B) Inconsistent
C) Disjunction
D) Conditional
E) Double Negation