Dr. Raisa and her team of geologists have been studying GPS data that shows that two plates move apart .which diagram shows what happened between the two plates as they moved away from each other

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The answer is c. the occurrence of anxiety attacks because circadian rhythm means an biological  process that displays anxiety. i hope i .

Immunization is the introduction of a foreign substance to provoke  the immune response system.  immunizations are the same as vaccinations. it introduces foreign (but dead/ weakened) illnesses to train the body to fight against them. specific viruses and bacteria have specific antigens, antigens act sort of like name tags. these name tags the immune system recognize what's dangerous to the body and what's safe. 

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