From the figures for the United States (US) in 2011, $7.6$ million public sector workers ($36\%$ of public sector workers) were in trade unions, whereas only $7.1$ million private sector workers ($8\%$ of private sector workers) were members of a trade union. What conclusion can be drawn from this information?
- A$28\%$ of all workers belonged to a trade union in the US in 2011.
- BCollective bargaining was more a feature of the private sector than the public sector in the US in 2011.
- CMore people worked in the private sector than in the public sector in the US in 2011.
- DThe working population in the US in 2011 was $14.7$ million.