I’m pretty sure it’s the Jewish diaspora. I’m not 100% sure so please tell me if I’m wrong.
The correct answers are: II and IV.
''Single-family farms are making higher profits'' and ''mechanized farms require a larger labor force than traditional farms'' are the two statements that are not true about the modern day agriculture.
Single-family farms are not making higher profits, thy are in fact making much less profit, and especially in the developed countries this type of farms are systematically brought to minimum and are on the verge to stop existing.
Mechanized farms do not require larger labor force, totally opposite, they require much less labor force. The whole point of the mechanization is to lower the requirements for labor force and increase the speed and efficiency of the work, so this made it possible that much fewer people to be able to do much more work with the help of the mechanization.
Many South Africans had to live in make-shift shelters such
as tents after war. This was due to the
scorched earth policy that the British used against Boer commandos that led to the
weakening of their resolve. Prior to
this, families were also rounded up and placed in camps guarded by the British
which demoralized the Boers.
The opening of the Panama Canal affected transportation because now, sailors didn't have to sail ALL the way around South America.