Which of these are natural goods or manufactured goods

all are natural goods except from oil,nickel and gravel.water is natural and manufactured

Explanation:

 I assume that your question is based on a text, and since you didn't attach the text,  I can only give some general information about this act:

It shifted the focus from nationality to skills, that is, more skilled workers could enter the US, including from Asia. This means that the number of Asian immigrants to the US increased.