In “the horses,” the speaker describes
a.
a vivid memory of an early-morning walk in the country.
b.
an experience with a herd of horses that he recently had.
c.
a frightening encounter with a herd of stampeding horses.
d.
a nighttime walk through a dark field.

a. inform

explanation:

"how to" tells us that it will explain how to, which means to inform

black citizens were denied access to the same public facilities as whitesun.

marriages between white and nonwhite citizens were forbidden.

nonwhite citizens were required to carry identification papers with them at all times.