All 4 Uses

approach
in
The Help
(Edited)

Skeeter watches as Celia Foote approaches Elizabeth.
Chpt 25

approaches = moves toward
Celia backs away, as if she's afraid to approach Hilly where she'd seemed so powerful a few minutes ago.
Chpt 25 *

approach = get near
Hilly stands very still, watching her approach.
Chpt 25
I approach her car from behind, but she doesn't see me.
Chpt 33

Definitions:

(1) (approach as in: approached the city)
to get closer to (near in space, time, quantity, or quality)
(2) (approach as in: use the best approach)
a way of doing something; or a route that leads to a particular place
(3) (approach as in: approached her with the proposal)
to begin communication with someone about something -- often a proposal or a delicate topic
(4) (meaning too rare to warrant focus)
More rarely (and typically only in classic literature), the phrase nearest approach to as used in "her nearest approach to an apology" or "her nearest approach to a smile" typically means that "something is as close to something else as it ever gets." "As near an approach to" can have a similar meaning.