Answer:
D 2 million years is the answer
Explanation:
Answer:
Option A, shared their data with colleagues to obtain feedback on the work.
Explanation:
All researchers prefer to share their findings with their peers or other researchers working in the same field to get their reviews. This step is very essential as it makes the research authentic and removes the flaws that would have otherwise missed by the researcher.
Peer reviewers also give useful suggestion to further modify one’s research study based on their experiences.
Hence, option A is correct
Im 90% sure the answer is b) chemoreceptors
Answer:
aluminum: bauxite and corundum
Copper: chalcopyrite
Tin: Cassiterite
Explanation: