I would say the answer is All of the above
Answer: 1) During the middle of 18th century Italy was divided into seven states if which Sardinia and Piedmont were under princely states . 2) north under Austria , centre ruled by Pope and south ruled by Spain. 3) the main leaders were Victor Emmanuel ll of Sardinia , chief minister count Cavour Mazzini and Garibaldi .
Answer: The health care worker who takes and records the formation
This is heavily disputed, and honestly, it varies on a person-by-person basis. Some people are visual learners (so it's effective for them to use videos and pictures to help them study), some prefer being hands-on, etc...
Generally though, I'd say the most effective method that works for most people is through visceralisation. This is the process of associating concepts, words. phrases etc. with your different senses (sound, touch, images...). You can read up more on it by searching up "visceralisation for studying".