Question: Let A $=\{,1,\{1,2\}\}$ Select all true statements. $[$You can select multiple choices$]\{\{,1\}\}$P$($A$)\{\{,1\}\}$P$($A$)\{\}$P$($A$)\{\}$P$($A$)\{\{1\}\}$P$($A$)\{\{1\}\}$P$($A$)(1,2)$A$\backslash$times A$(1,2)$A$\backslash$times A $\{\{1,2\}\}$ALet A $=\{,1,\{1,2\}\}$ Select all true statements. $[$You can select multiple choices$]\{\{,1\}\}$P$($A$)\{\{,1\}\}$P$($A$)\{\}$P$($A$)\{\}$P$($A$)\{\{1\}\}$P$($A$)\{\{1\}\}$P$($A$)(1,2)$A$\backslash$times A$(1,2)$A$\backslash$times A$\{\{1,2\}\}$A