Answer:
A. The Asthenosphere is solid rock able to flow because of it's plasticity.
D. The Mesosphere is solid rock that remains rigid.
A tornado appears because the warm and cold air starts to chase each other making the clouds form a tornado sprout that may or may not reach ground.
The meridian 15° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Greenland, Iceland, the Atlantic Ocean, Africa, the Southern Ocean, and Antarctica to the South Pole.
Technically -1 hour.......so 9:00am.......but all countries on that line are running on GMT....so it’s same 10:00am there....
North to south (opposites attract ;) )