The Argument Has a True Conclusion $\underline { \sqrt { 64 } \text {is a real number.} }$

Multiple Choice

The argument has a true conclusion. Identify the argument as valid or invalid.
-8 is a real number.
$\underline { \sqrt { 64 } \text {is a real number.} }$
8 is $\sqrt { 64 }$ .

A) Valid
B) Invalid