The INSAT-3E, an Indian communications satellite, was launched in the year 2003 from French Guyana, making option 1 the correct answer.

Breaking down each option:

Option 1: French Guyana - Correct. This is where the satellite was actually launched from. The spaceport located in French Guyana, known as Guiana Space Centre, is commonly used for launching European and other international satellites due to its proximity to the equator which saves on fuel and increases the payload capacity.

Option 2: Seychelles - Incorrect. Although Seychelles is an island country in the Indian Ocean, it doesn`t have a spaceport for launching satellites.

Option 3: Mauritius - Incorrect. Mauritius, another island country in the Indian Ocean, also does not have a facility for launching satellites.

Option 4: Mauritania - Incorrect. Mauritania, a country in Northwest Africa, has no known spaceport or satellite launching facility.

The key to answering this question correctly is understanding where spaceports are located around the world.