Statement I:- The number of reflexive relations on set $A=\left\{2,3,4\right\}$  is 64
Statement II:- The number of reflexive relations on set $A=\left\{x_1,x_2,\mathrm{......}{x}_n\right\}$  is  $2^{n^2-n}$
 

I is true, II is false

I is true, II is true but II is not the correct explanation

I is true II is also true and II is the correct explanation for I

I is false, II is correct