Coditional I question?

[Condi]

English Language Tests, Intermediate level

ESL/EFL Test #270 "Literary Terms (2)", question 3

When an editor or journalist writes a personal opinion about an event or idea, the column is called a(n) ..........

(a) personal tragedy
(b) editorial
(c) speech

English Language Tests, Intermediate level

ESL/EFL Test #270 "Literary Terms (2)", answer 3

When an editor or journalist writes a personal opinion about an event or idea, the column is called a(n) editorial.

Correct answer: (b) editorial
_________________________

If you do not work hard, __________________ .
1 you wouldn't be successful
2 you didn't become successful
3 you haven't been successful
4 you won't be successful

what comes next,may i get the answer from you.

[Mister Micawber]

.
Which answer do you think is right?
.
_________________
Canadian-American native speaker
who teaches English for a living at Mister Micawber's
ESL cafe: Interview with Mister Micawber