Eliza remembers her grandfather telling the story of how he met her grandmother 50 years ago. eliza’s grandpa has these memories stored in his memory.

there is no universal method for handling incomplete data in a clinical trial. each trial has its own set of design and measurement characteristics. there is, however, a set of six principles that can be applied in a wide variety of settings.

answer; ///the correct answer is,by introducing a merit system of nobility.