Why did George Washington not have any information about Philadelphia?

All government officials had yellow fever and were unable to send Washington a letter.

Mail delivery was slow.

The clerks had fled Philadelphia and left papers and records behind.

Washington was waiting for firsthand accounts of the epidemic.

C. The clerks had fled Philadelphia and left papers and records behind.

Explanation:

in the article it states " Unfortunately, when the government clerks had panicked and dashed from Philadelphia, they had abandoned all papers and records in boarded-up houses and no one knew where these documents were. " so in hence the answer is c