From 1985 to 2005, the supreme court's ideological balance

a
gradually became more liberal.

b
gradually became more conservative.

c
became radically more liberal.

d
became radically more conservative.

a

gradually became more liberal.

Explanation:

From 1985-2005, the Supreme Court became gradually more liberal before becoming more conservative for a time and then more liberal again. It is likely that with the addition of Gorsuch and Kavanaugh that the Court will shift Conservative again.

chronological thinking is an indispensable tool to structure a historical narrative and to give meaning to a sequence of events. the final section presents the results of a survey to test the chronological thinking of lower secondary school students carried out by the educational research institute.