In DSM-IV, personality disorders are being divided into three or namedly, into three clusters. They are cluster a, cluster b and cluster c. In the given question above, the cluster c disorders are about personality disorders in regards to being an obsessive compulsive, the feeling of being avoidant towards others and the feeling of being dependant. These characteristics are all about being anxious and fearful towards self, society and other factors that will trigger this characteristic.
Deep-sea sediment cores can provide a climate chronology going back as far as
"<span>
hundreds of thousands of years"</span>.
Sea sediments refers to
any dump or material put into ocean which is insoluble, normally that is rocks
or particles of soil which are transferred from the earth surface to the sea
via winds, storms or other mediums which may include oceanic materials that
makes layer upon layers.