I would bring hygienic stuff because most people died on ships due to diseases and there have been outbreaks of viruses (especially during the winter) in settlements. I would also bring seeds/ food with me because then once I arrive I could begin harvesting before the winter. Speaking of winter, I would also bring anything that would keep me warm such as animal fur, blankets, etc.
Its Hebrews becuase moses made the ten conmanments plus God lead The hebrew people to a priomse land when they accepted to serve one god
Your best choice is "B. the rise of aggressive nationalism among some of the nations defeated in World War I". I hope this helps! :)
Have a great rest of the day.
If ethnic groups had been more equal in size, the most likely result would be that there would be more equality between the different equally-sized groups in comparison to the massive difference which we know exist and have probably pronounced themselves exactly due to the unequality of size.