What positive developments resulted from the conditions in China during the Warring States period? The need to have more soldiers resulted in less crowding in cities. The need to build stronger walls led to advances in architecture. The need to supply large armies resulted in increased food supplies. The need to have better protection led to innovations in tools and weapons. I NEED HELP ASAP I WILL GUVE BRAINLIST ʕ•ᴥ•ʔ ꨄ ㋛

Select the correct text in the passage. the moving continents affect all subsystems on earth. which sentence identifies a potentially negative consequence of shifting continents? the supercontinent pangaea began to break up about 175 million years ago. [during this process, more coastline was exposed as the landmasses separated]. [the rearrangement and displacement of these huge landmasses resulted in the diversity of plants and animals we see on earth today]. [the movement of the plates sometimes leads to earthquakes and tsunamis]. however, over the long course of earth's history, their effects are usually minimal. in oceans, the plate movements usually lead to seafloor spreading. [seafloor spreading often results in the formation of underwater ranges of mountains].

Which type of seismic waves are confined at the surface

Find the area of the shaded region.