for loops can be nested

Nested for loop can't overlap

Both for loops can be nested & Nested for loop can't overlap

None of the above

a <= b

b > c

b <= cand a <=b

a> b and b <= c

default case must be present

default case, if used, should be the last case

default case, if used, can be placed anywhere

none of the above

can always be replaced by a nested it-then-else clause

enhances logical clarity

can't always be replaced by a nested if -then-else clause

Both can always be replaced by a nested it-then-else clause and enhances logical clarity

goto

return

exit

any of the above features