Which of the following are key scientific goals of the International Thermonuclear Energy reactor (ITER)?
1. Produce 10 times more energy than it consumes.
2. Sustaining plasma at 150 million°C to enable Deuterium-Tritium fusion.
3. Generating electricity for commercial use to supply power grids by 2030.
4. Studying the impact of fusion reactions on reactor wall materials like tungsten.
Select the correct answer using the codes below:
1
1, 2, and 4 only
2
2 and 3 only
3
1, 3, and 4 only
4
1, 2, 3, and 4