$($a$)$ Construct Categorical Propositions with the following characteristics:

$($i$)$ An E proposition having 'Americans' as subject and 'Russians as predicate'.

$($ii$)$ An $/$ proposition having 'politicians' as subject and 'honest' as predicate.

$($iii$)$ An A proposition having 'flowers' as subject and 'beautiful' as predicate.

$($iv$)$ An o proposition having 'scientists' as subject and 'artists' as predicate.

$(2$ marks$)$

$($b$)$ Name the Opposition of proposition between the following pair of propo

$($i$)$ All republics are grateful.

Some republics are not grateful.

$($ii$)$ All artists are dreamers.

No artist is a dreamer.

$($iii$)$ Some cars are vehicles.

Some cars are not vehicles.

$($iv$)$ No hens are birds.

Some hens are not birds.