How did the egyptian form of writing advance beyond the use of symbols to represent objects and ideas

It has been really different due to some  reasons mentioned below.

Explanation:

The Egyptian writing was developed in Mesopotamia and came through trade in Egypt.The purpose of writing is not decorative but intended for commercial and literary use.

The main purpose of this writing is to highlight and explain certain concept and events.  Hieroglyphics was developed in which symbols and pictures were used to represent the concept.

Then logogram where symbols used for representing the concept was also used in script writing. By above mentioned points it could be said that Egyptian writing has been very unique and advanced.

option a

explanation:

to cleberate the end of their war

porter is writing economic history because he is focusing on the cost of developing vaccines.