In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.
Passage:

The entry of foreign media has to be ....... by strict rules. Any intention to ....... the country politically or economically or any attempt at cultural ........ in order make the country a slave to the designs of international powers would not be ......... If the foreign media is keen on making a presence on the Indian soil, respect for the country's unity and ......... is essential.