Given below are two statements. One is labelled as Assertion (A) and the other is labelled as reason (R). 

${\mathrm{Mn}}^{+2} : \left[\mathrm{Ar}\right]3{\mathrm{d}}^{5}4{\mathrm{s}}^0 ; 5 \mathrm{unpaired} \mathrm{electrons} ; \mathrm{paramagnetic}.$

Paramagnetic substances have tendency to move from a region of weak magnetic field to strong magnetic field i.e., they get weakly attracted to a magnet.