Which of the below describes current labor union influence on U.S. politics today? A. Unions are on the defensive and are far less influential in American politics than business. B. Both public and private sector unions have seen an increase in membership and have become more influential since the 1970s. C. Unions are business's counterpartrelatively equal in strength and influence. D. Unions have become basically irrelevant and cannot meaningfully protect their own or any workers anymore