Why did ADAPT members engage in a "crawl$-$up$"$ of $83$ marble steps at the U$.$S$.$ Capitol Building in $1990?$

A$.$ They wanted to get their knees and elbows scraped.

B$.$ They wanted to annoy the police.

C$.$ They wanted to demonstrate they could not get into the building like other people because of the stairs.

D$.$ They wanted to meet their legislators inside the Capitol Building and give them a scrolled paper with the opening words of the Declaration of Independence.

Both C and D