Answer:
B. Aerobic bottom water
D. High organic productivity in the overlying oxygen rich water
Explanation:
A Shale is a sedimentary rock usually formed from silt and clay-size mineral. There are different colors of Shale. The Black Shale is formed under anaerobic conditions. This means that oxygen is deficient in the water where the Shale forms.
A little amount of organic materials is required for the formation of Black Shale and because Black Shale is formed in an environment lacking oxygen, an oxygen-rich water would not be necessary for its growth. Sediments are necessary in the formation of Black Shale.
Answer:
folk culture is more likely to vary from place to place at a given time, whereas popular culture is more likely to vary from time to time at a given place. ... Folk customs often have anonymous hearths, originating from anonymous sources, at unknown dates, through unidentified originators.
Explanation:
Answer:
The answer is C,
Explanation: The culture of the American colonies was very similar to the culture in Britain. While there are still many similarities, over time the differences became more pronounced as the American culture took hold and became recognizable as distinct and unique from that of Britain. Two of the most obvious differences are how some English words are spelled (color vs. colour) and the different accents and dialects found on both countries.
The wet season is hot, oppressive, and partly cloudy and dry
C) individualism
The others are wrong
