a) Doesn't demonstrate that it enforces anything. The evidence is better explained by the fact that more women want to go the latter. Do you understand what enforcing segregation means?

b) But for all your generality, you've not given any evidence of such bricks or detrimental effects of such groups.

c) Why? Is it any more relevant here?

"A LGBT JQuery group is questionable." Thanks for weighing in on that. It's good to know we can count on straight advice for what groups are good and what are questionable.