Hippos are considered the most dangerous because they are aggressive, they will attack a boat and turn it over. The don't eat people but they are extremely dangerous due to their size. In Africa, the saying goes 'in the bush, an elephant can kill you, a leopard can kill you, and a black mamba can kill you.
Definition: Job Enrichment is the addition to a job of tasks that increase the amount of employee control or responsibility. It is a vertical expansion of the job as opposed to the horizontal expansion of a job, which is called job enlargement.
Definition of employment. 1  1 : use, purpose. 2  2a : activity in which one engages or is employed seeking gainful employmentb : an instance of such activityc : the extent or degree to which a labor force is employed Employment is high. 3  3 : the act of employing : the state of being employed employment of a pen in sketching.