The new russian constitution greatly enhanced the powers.

The new Russian Constitution greatly enhanced the presidential powers.

Explanation:

It was passed in 1993. These are some of the powers of the President of the Russian Federation:

- To appoint in agreement with the Duma (parliament) the Chairman of the government of the Russian Federation (RF);

-  to chair the meetings of the government of the RF;

- to appoint the Chairman of the Central Bank;

- to head the Security Council;

- to conduct foreign policy, to negotiate foreign treaties, to sign ratification instruments;

- to dissolve the Duma under certain circumstances;

- he´s the Supreme Commander-in-Chief of the Armed Forces of Russia.

the navigation act prevented the colonies from exporting to countries other than britain and it prevented the importation of goods by other countries as well. so i believe the correct answer is d. other nations could not deliver goods to the colonies.

hope this .

because it !