Select the relation that would not be an equivalence relation. Select all the applies.

Group of answer choices

If A$=\{1,2,3\},$ then relation R colon A rightwards arrow A such that R$=\{(1,3),(3,3),(1,1),(2,2),(3,1)\}$

$\{$displaystyle $\{($a$,$a$),($b$,$b$),($c$,$c$),($b$,$c$),($c$,$b$)\}\}$

If N$=\{1,2,3,...\},$ then relation R colon N rightwards arrow N such that R$=\{($a$,$b$)|$ a$=$b$\}$

If N$=\{1,2,3,...\},$ then relation R colon N rightwards arrow N such that R$=\{($a$,$b$)|$ a$>$b$\}$

If N$=\{1,2,3,...\},$ then relation R colon N rightwards arrow N such that R$=\{($a$,$b$)|$ a less or equal than b$\}$

If A$=\{1,2\},$ then relation R colon A rightwards arrow A such that R$=\{(1,2),(2,1)\}$

$\{$displaystyle $\{($a$,$a$),($b$,$b$),($c$,$c$),($b$,$c$),($c$,$b$)\}\}$

If A is the set of all pentagons, then relation R colon A rightwards arrow A such that R$=\{($a$,$b$)|$a is similar to b$\}$