The abbreviation “et al.” is used when

A. two authors share the same last name and the same initials.
B. a work has more than three authors listed.
C. the title of a work must be shortened.
D. two or more authors share the same last name

4 answers

Confused on this has different meanings
but I tried D .
No.

http://public.wsu.edu/~brians/errors/etal.html

And thanks for spelling writing correctly.
B.A work has more than three authors listed
Yes, B is right.