What happened to britain after roman armies abandoned the area during the 400s?

According to this map, which of these statements is most correct? a) fewer people are contracting hiv in europe than in the past. b) fewer people are contracting hiv in southern africa than in the past. c) egyptians are less likely to contract hiv than people in sub-saharan africa. d) people in canada contract hiv more frequently than people in the united states.

Which of the following is true of cultural syndromes of distress? a. it refers to attributing pathological symptoms to normative cultural differences. b. refers to misinterpreting culturally sanctioned behavior as expressions of pathological symptoms. c. it refers to the ways that communities and cultural groups communicate and express their distressing thoughts, behaviors, and emotions. d. it refers to patterns of symptoms that tend to cluster together for individuals in specific cultural groups, communities, or contexts.

The principal effector function of igm is