What is a "poison pill" in the US? (also called "shareholders' rights plan). How does it work? Why does it render the acquisition of further shares in a target company, fruitless or impossibly expensive?

Thanks!!

Asubject in a clinical research trial experiences a serious, unanticipated adverse drug experience. how should the investigator proceed, with respect to the irb, after the discovery of the adverse event occurrence? a. do not report the adverse drug experience to the irb since it is a common adverse experience. b. report the adverse drug experience to the irb only if there are several other occurrences. c. report the adverse drug experience as part of the continuing review report. d. report the adverse drug experience in a timely manner, in keeping with the irb's policies and procedures, using the forms or the mechanism provided by the irb.

Limbic system disorders are possible explanations for criminal behavior under_theries? a. classical b. psychoanalytic c. criminal anthropology .d biocriminiology

Amotion that asks the court to determine if there is any actual issue of material fact based on the pleadings and affidavit