Before the Independence of India, Dadra and Nagar Haveli were under the administrative control of the Portuguese. This means that the Portuguese government and authorities had the power to govern and make decisions regarding these territories.

Option 1: English - This option is incorrect as Dadra and Nagar Haveli were not under the control of the English or the British government. It was the Portuguese who had control over these territories.

Option 2: French - This option is also incorrect as the French did not have administrative control over Dadra and Nagar Haveli. It was the Portuguese who were in charge of these territories.

Option 3: Portuguese - This option is correct. Before the Independence of India, Dadra and Nagar Haveli were under the administrative control of the Portuguese. The Portuguese established their rule over these territories and governed them until they were merged with the Indian Union in 1961.

Option 4: Nawab of Junagarh - This option is not relevant as the Nawab of Junagarh did not have administrative control over Dadra and Nagar Haveli. It was the Portuguese who held the power and authority over these territories.

In conclusion, the correct answer is option 3: Portuguese.