Which two statements are true regarding markup languages and their role in accessibility?
a) a website programming language like html must use specific tags to semantically markup content and emphasize words on a website page. 
b) select programming languages like xml or javascript are excluded from being used in to achieve accessibility goals on a website. 
c) markup languages that have special characters, symbols, and other non-alphanumeric characters must follow web programming standards so the content is accessible by all persons.
d) to meet specific requirements for accessibility, a wysiwyg editor must be used to complete this task. 
e) all markup languages must provide the ability to edit content while viewing a website page so that accessibility can be achieved without issue.