What are the strengths and weaknesses of the US culture of innovation throughout history and today?

the navigation act prevented the colonies from exporting to countries other than britain and it prevented the importation of goods by other countries as well. so i believe the correct answer is d. other nations could not deliver goods to the colonies.

hope this .

both the national government and state governments share the power of being able to: collect taxes, build roads, borrow money, establish courts, make and enforce laws, charter banks and corporations, spend money for the general welfare,

ecologists usually specialise in a particular area, such as freshwater, marine, terrestrial, fauna or flora and carry out a range of tasks relating to that area. when starting out, ecologists often conduct surveys to identify, record, and monitor species and their habitats.