Native Americans have been hunterers and gatherers up to the period when growing crops became available to them/when they discovered growing crops is a thing that could be done. The reason for this is that when you've started growing crops, you can safely stay on one spot and have a sufficient supply of food for a longer time period - this wasn't available before. However, even with the coming of agriculture, the still hunted and gathered as it was an important aspect of their life.
Answer: c) use a person outside the vehicle to help you if possible.
Explanation:
Back up is the mechanism which is followed by the vehicle for reversing. It is also known as reversing operation.A driver can use rear view mirror and a person outside the vehicle for watching the nearby vehicle and road for safe reverse.
Outsider can provide the exact guidance to back up the vehicle as he/she can clearly see every small element and thus can provide reversing instructions accordingly to the driver .
Other options are incorrect because at time small objects and children aren't visible to the drive and that might cause accident. Side mirrors and rear view mirror are helping equipment present in the car but even though they can miss showing the small element.Thus the correct option is option(c).
By the end of the super glaciations <u>phosphate </u>levels in earth's oceans reached the highest in earth's history, providing nutrients for marine life.
Glaciation, as used in geology, is the process through which glaciers cover the ground. These times are known as glaciations. An ice age's glacial period, or glaciation, is a lengthy (thousands of years) stretch of time characterised by cooler temperatures and glacier advances.
During the end of the period, Antarctica was covered in a vast ice sheet that covered the whole continent and stretched into the ocean onto the middle and outer continental shelves as it is now,.
Living organisms contains large amounts of the mineral phosphate. When the glacier melted oceans and other water body were formed supporting marine life. It also enriched the water bodies with high nutrients like phosphate.
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Answer:
what "following research errors" there are none. do you have a pic or something??
Explanation:
Early anthropological research tended to focus on: small, isolated indigenous societies.
<h3>What is Anthropological research</h3>
Anthropological research can be defined as the data or information collected that are use to study human beings and to as well focused on how other people lives.
Early anthropological research focus on exploring small cultures as well as peoples that are different from their own.
Therefore the correct option is B.
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