what does "Caius Julius Caesar, The First Roman That Came Into Britain" imply about romes relationship with france

What sentence correctly uses it’s underlined relative pronoun?

The conventions of a number of the states, having at the time of their adopting the constitution, expressed a desire, in order to prevent misconstruction or abuse of its powers, that further declaratory and restrictive clauses should be added: and as extending the ground of public confidence in the government, will best ensure the beneficent ends of its institution. what is meant by the phrase "further declaratory and restrictive clauses"?

In twelve years a slave, solomon northup infers that which of the following characters ends up as a criminal? clemens ray burch john williams robert