Answer:
Lines of latitude measure north-south position between the poles. Lines of latitude are all parallel to each other, thus they are often referred to as parallels.
Lines of longitude, or meridians, run between the North and South Poles. They measure east-west position. The prime meridian is assigned the value of 0 degrees, and runs through Greenwich, England. Meridians to the west of the prime meridian are measured in degrees west and likewise those to the east of the prime meridian are measured to by their number of degrees east.
As far as a threat, North Korea has been seen as such for many years (since WWII), when North Korea sided with Russia. America and its Capitalism were not fond of the Communist party, and so we have really been fighting/being concerned about Russian influence.
Historically North and South Korea have been in conflict many years before America and Russia got involved. When we did though it got worse.
Trump has done very little to resolve this, some would say he is making it worse.
AND as for any current events ask Google!
Rhyolitic <span>magma causes powerful and explosive volcanic eruptions. The correct option among all the options that are given in the question is the third option or option "C". Andesitic volcanoes also erupt explosively but the correct choice would be Rhyolitic. I hope that the answer has come to your help.</span>