Answer: The right answer is Cave-ins.
Explanation: Excavations and trenches are basically the man-made cuts inside the Earth's surface. These are made for multiple purposes such as mining or tunneling. One of the obvious risk while working in such excavations and trenches is cave-ins. It is basically collapse of that excavation or Trench. The roof of the mine collapses and people working under it get buried inside those excavations in trenches.
Answer:
B. That some fraternal twins resemble each other greatly while others look quite dissimilar highlights an interesting and often overlooked feature of fraternal-twin pairs, namely that they vary considerably
Explanation:
Fraternal twins are the most common type of twins in the world, about 70% of the total twin population. They may also be called biviteline or dizygotic. They are characterized by being developed from different eggs and sperm, even during the same gestation period. Fraternal twins do not share genetic information, so they do not become identical. In fact, they can be as different from each other as non-twin siblings, including even blood groups.
With this we can conclude that some fraternal twins resemble each other greatly while others look quite dissimilar highlights an interesting and often overlooked feature of fraternal-twin pairs, namely that they vary considerably
Peritoneum membrane if the appendix is ruptured it can cause the infection to spread and can lead to death if not treated quickly or properly.
the correct answer
D
In this stage there is contraction of the uterus.