This could be Character (can also be trait or temperament) <span>
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Answer:
Family size might adversely affect the production of child quality within a family. ... Controlling for parental family income, parental age at birth and family level attributes, we find that children from larger families have lower levels of education and that there is in addition a separate negative birth order effect.
Disease (The harsh winter that killed around half of the men)
Lack of organizational skill (ex. not having set Religious practices as they did in Britain, sending over only mean, not being well prepared in general)
Greed (especially in the gold industry)
Some ill relations with the Indians (although the first Thanksgiving was mostly peaceful, some problems arose)
I hoped I helped(: but I give you only 4
