Read the passage.

hey, sheila, what's up? got your message about the party on saturday night. who's giving it? i have to go to my cousin's graduation that afternoon. but we should be back in time for the fun—unless the party is too far away. let me know the details.

-pam

which features make this passage informal? select each correct answer.
expression of subjective feelings
first-person point of view
complex sentences
third-person point of view
impersonal tone
colloquialism
incomplete sentences