Men and women are not interchangeable cogs, as others have said. They are different. Boys should be taught to treat girls with respect.
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Sentence 1 = True
Sentence 2 = True
Sentence 3 = True
Of course, there’s no connection of the truth of your statements to the the issue at hand.
Playing a baseball game against a team with a girl 2nd basemen in no way suggests that men and women are interchangeable cogs. Completely unrelated.
Playing a baseball game against a team with a girl 2nd basemen in no way suggests that men and women are not different. Completely unrelated.
Playing a baseball game against a team with a girl 2nd basemen in no way reflects a lack of respect towards girls. Completely unrelated.
Not unrelated at all.
I guess co-ed showers and toilets are next.