I think it is A because New England had many trees to cut down so that was their main source and specialization of colonists in New England.
After the 18 August rally, the Cultural Revolution Group directed the Red Guards to attack the 'Four Olds' of Chinese society (iold customs, old culture, old habits, and old . For the rest of the year, Red Guards marched across China in a campaign to eradicate the 'Four Olds'.
I don’t really understand your question can you go into detail more please
The Incas lived in the tough territory of the Andes. They
found ways to overcome their difficulties by building numerous roads and
bridges. They constructed more than 18,600 miles of paved roads in Andes. Since
1994, these roads and bridges have been protected by the UNESCO World Heritage
Sites.
The answer is C) cost and benefit