A:1s22s22p63s23p2→1s22s22p63s23p1
B:1s22s22p63s23p3→1s22s22p63s23p2
C:1s22s22p63s23p4→1s22s22p63s23p3
D:1s22s22p63s23p64s24p2→1s22s22p63s23p64s24p1
日本多火山、地震的原因是
图示为某海区洋流示意图。读图,回答下列问题。
读图并回答问题