The correct answer is option A
The major advantage of DDT at that time when it was used as a pesticide is that the DDT was very effective as a pesticide and it killed almost all the pests on which it was sprayed. It killed all the insect and pests that was present in the united states at that time. It later became harmful and entered into the food web.
Answer:
D. A joint in the spine that is slightly movable and separated by cartilage.
Explanation:
got it from edge2020
The Zhou dynasty (1046 BC to approximately 256 BC) was the longest-lasting dynasty in Chinese history. By the end of the 2nd millennium BC, the Zhou dynasty began to emerge in the Yellow River<span> valley, overrunning the territory of the Shang. The Zhou appeared to have begun their rule under a semi-feudal system.
</span>History of China - Wikipedia<span>https://en.wikipedia.org/wiki/History_of_China</span>
Answer:
c
Explanation:
It is asking for the fraction, so if you just subtract 60 from 100 what is left is 40. I hope it helps!