Final answer:
The correct matches for government actions to their purposes and impacts are: 1a - fee on airline tickets for infrastructure revenue, 2b - worker health and safety laws, 3c - emissions standards for cars to reduce pollution, and 4d - antimonopoly laws to maintain market competition.
Step-by-step explanation:
The question asks to match government actions with their intended purposes and impacts. The correct matches are:
- A fee on airline tickets - To generate revenue for infrastructure improvements and air traffic control (1a).
- Pass worker health and safety laws - To protect employees from workplace hazards and ensure safe working conditions (2b).
- Impose emissions standards for cars - To reduce air pollution and promote environmental sustainability (3c).
- Enforce antimonopoly laws - To prevent unfair business practices and maintain competition in the market (4d).
Therefore, the correct answer is A. 1a, 2b, 3c, 4d.