For each of the following lists, perform a selection sort and show the list after each

exchange that has an effect on the list ordering:

a$.4,8,2\mathrm{.}26$

b$.12,3,6,8,2,5,7$

c$.$ D$,$ B$,$ G$,$ F$,$ A$,$ C$,$ E$,$ H

d$.3,7,12,16,21$