Answer:
(A) They created metal items such as containers, weapons, and tools.
The answer is all of the above.
Answer:
Over-exploitation of forests has serious environmental effects such as deforestation, destruction of ecosystems and animal habitats, accelerated soil erosion among others. Air pollution occurs from burning of the energy sources.Explanation:
Answer:
Research with infant rats suggests that<u><em> lavish loving and stroking</em></u> as a baby may insulate a person from stress as an adult.
Explanation:
Humans have a genome which is very similar to the mice genome. Hence, experimental studies on mice are made before testing them on humans directly.
Rat studies have shown that infants who are showered with love attributes and love stroking tend to be more stress free. They tend to be more relaxed and free of stress when adults. The infant environment plays a critical role for all future neural processes.
