A blocks made of sand and concrete
It’s Hydrosphere!!! Hydro=water and oceans lakes etc. are water
A pollitical map focuses on boundaries between entities like countries states of counties they are generally brigther colors to easly distinguish the boundaries a phisical maps focuses on the geography of the area and will often have shaded relief to show the mountains and valleys.
Answer:
F. An oceanic plate is subducting under a continental plate
Explanation: