What does the idiom "stir thing up" mean?

Biologists recognize five levels of cell organization. the lowest and simplest is the cellular level. organisms here are either unicellular organisms, like protozoa, or colonial organisms. colonial organisms are composed of single-celled individuals that stay together to sustain the life of the whole colony. next on the scale of complexity is the level occupied by tissue. a tissue is a group of similar cells which perform a similar activity. tissues that are organized around a common function together make up an organ, the third level of complexity. the fourth level of organization is the system, formed by a group of organs which together perform a specific bodily process. the fifth and highest level is the organism level, in which body systems work together in a structure capable of independent life. main idea:

Which statement best explains the relationship between the gothic genre and the characterization in the passage? o the characterization of mr. hyde contrasts with the gloomy setting that is typical of gothic fiction. o the characterization of mr. hyde reflects the preoccupation with confined spaces in gothic fiction the characterization of mr. hyde create the cheerful mood that is typical of gothic fiction. the characterization of mr. hyde reflects the focus on horror and strong emotions in gothic fiction.

How does pumblechook treat pip before his visit to satis house? why?