Is defined as the degree to which content is tailored to individual students.

a. interactivity
b. personalization
c. engagement
d. cohesion

B) Personalization

Explanation:

Personalization is defined as the technique in which every individual is considered and their requirement and desires are met accordingly.In terms of student learning, content is usually customized so that it can approach every student individually and create a better understanding environment for everyone.

Other options are incorrect because involvement ,cohesion and interactivity are not related with every single individual to meet their requirement in terms of content.Thus, the correct option is option(B).

answer; i believe that the correct answer is rapid and subsequently slow down;

european feudalism was a combination of legal and military customs in medieval europe that flourished between the 9th and 15th centuries. broadly defined, it was a way of structuring society around relationships derived from the holding of land in exchange for service or labour.

japanese feudalism. the era of feudalism in japan took place from the 12th through 19th centuries. during that period local rulers, either powerful families or military warlords, dominated the land, while the emperor was merely a figurehead and not a significant political presence.