Which of the following are true regarding the general description of keywords in a computer language? $($Check all that apply.$)$

a$.$

A particular keyword has one or more specialized meanings in the language.

b$.$

The meaning of a keyword is determined by the context in which it is used in a program.

c$.$

A particular keyword is used only in particular ways in a language.

d$.$

A particular keyword has the same meaning as its equivalent English word.

e$.$

Keywords in a language must be recognizable words in a written language.