The main way in which technological advances in transportation have made migration easier is that they have made it faster and safer, such as the steam engine making train travel possible.
If my memory serves me well, the Federal Trade Commission act made sure that antitrust laws were enforced and also protected small businesses so that they had a chance to survive against powerful corporations. FTC is needed to prevent unfair methods in trading competition. This allowed small businesses to compete with large corporations. FTC eliminated anticompetitive business practices, like coercive monopoly.
Answer:
positive
Explanation:
A lithium atom has 3 protons and 3 electrons. It can lose one of its electrons, making it an ion. It now has more positive protons than electrons so it has an overall positive charge. Therefore it is a positive ion.