Meaning: form of long-standing habit; long-accustomed, deeply habituated

Inveterate is an adjective referring to having a particular habit, activity, or trait that is long-established and unlikely to change.

Notorious means well-known for something bad or an unfavorable quality, deed, etc.; infamous.

Congenital is an adjective used to refer to a trait or abnormality present from birth.

Glib is an adjective used to refer to the words of a speaker, fluent but insincere and shallow.

Therefore, Option A is the correct answer.