It really is between C.or D. I say it is D. because you need the <span>experimental subjects in the best condition possible to get the best results.</span>
The answer is D.
Homo naledi seems most likely to be a member of the genus Homo; however, its small brain size is regarded as a primitive hominin trait more reminiscent of australopithecus.
Homo naledi is an extinct species of hominin, which anthropologists first described in September 2015 and have assigned to the genus Homo.
The distance between crest decreases
The answer is (B) Both Allen and Rose are correct. Saprotrophic fungi gain their nutrition from organic material that is also non living. This is why Allen is correct in saying that they decompose the animal remains and plants. While typical wood decaying saprotrophs are not capable of breaking down the lignin, basidiomycete, known as wood rot fungus does break down and consume the lignin.
Answer:
Observers ahead of the wave observe an apparent increase in wave frequency
Explanation:
This is the Doppler Effect. The frequency of a wave increases when the source approaches the observer and decreases as the source recedes.
B, C, and D are wrong. Observers behind the source notice a decrease in frequency.