Answer:
1. Additive Manufacturing
2. Composite Materials
3. Laser Beam Welding
Explanation:
Self-government makes the most sense out of these choices.
<span>The Iran Contra Affair could be described as illegal as determined by a congressional investigation. This scandal happened in the US during Reagan's second term as president. Senior officials of the administrations secretly created the sale of weapons to Iran which was then the subject of an arms embargo. The hope was to fund the Contras in Nicaragua and to also negotiate to have some US prisoners released. Funding of the Contras had been prohibited by Congress under the Boland amendment.</span>
The answer is: The Great Depression
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