Answer:
leave a ship, aircraft, or other vehicle.
"the passengers began to disembark"
Explanation:
A is the closest to the real definition of disembark
The adverb is the word word.
I haven't done these in about 5 years so please forgive me if they're wrong.
I also bolded the part that is supposed to be circled.
1. is the story
2. to the Citizens' Stamp Advisory Committee & for a new stamp
3. of this committee & are artists, stamp collectors, and business persons
4. for the new design & by the committee
5. to the postmaster general
6. without the approval & of these two parties
7. in the process & of an artist
8. to an artist & from the Bureau of Engraving and Printing
9. of the stamp
10. for the United States of America & of the stamp & about the stamp
I hope that helped you better understand :)