Problem: Jeanne Evert Dubin (born October 5, 1957) is an American former professional tennis player and the younger sister of Chris Evert. She was ranked as high as 42nd by the WTA in 1975 and ninth within the United States alone in 1974. She reached the third round of the U.S. Open in 1973 and 1978. She won all 4 of her Fed Cup matches for the U.S. in 1974.

Based on the paragraph above can we conclude that "Jean Evert Dubin retired in 1973."?

A: No

Problem: Martha Stewart Weddings is a quarterly weddings magazine published by Martha Stewart Living Omnimedia. "Martha Stewart Weddings" was launched as an annual publication in 1994, and was expanded to quarterly in 1999. It is the second magazine title published by Martha Stewart Living Omnimedia, and is primarily distributed through newsstands.

Based on the paragraph above can we conclude that "Martha Stewart Weddings is a book that can be found in any bookstore."?

A: No

Problem: The Joint Aviation Authorities (JAA) was an associated body of the ECAC representing the civil aviation regulatory authorities of a number of European States who had agreed to co-operate in developing and implementing common safety regulatory standards and procedures. It was not a regulatory body, regulation being achieved through the member authorities.

Based on the paragraph above can we conclude that "There was a specific way to implement each procedure."?

A:
It's impossible to say