Open accounts in Mexico. Due to the interest being higher there, they would earn more money off of putting their accounts in Mexico instead of the USA.
The effect of the Donner party is they stopped at a better location with grazing for cattle and shops for wagon repairs. They planned on going fort Laramie but decided to stop at fort Bernard instead which is 10 miles east of fort Laramie because they were warned that Indians were fighting ahead the grazing for cattle was poor at for Laramie and they could get wagon repairs at fort Bernard.
I'm pretty sure it's context, because it's the answer that makes the most sense.
Answer:
I guess your right since the other wouldnt really make sense
Explanation: