Which of these 7 relationship issues is most likely to be fatal to a relationship?

Which of these 7 relationship issues is most likely to be fatal to a relationship?
Financial Disputes - fighting over how things get paid for and how it is saved or spent
In-Law Interference - in-laws sticking their noses into the relationship causing arguments
Household Responsibilities - fighting over who does what and who is and isn't helping enough
Parenting Styles - fighting about how to raise, teach and discipline the children
Jealousy and Trust Issues - lack of trust and fights over jealousy
Career Priorities - fighting about how much time is spent on career versus with one another
Intimacy Issues - arguments about not getting enough or getting too much intimacy
Select gender and age to cast your vote:
Which of these 7 relationship issues is most likely to be fatal to a relationship?
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