1. Give an EBNF grammar for the language "The set of all strings consists of zero or more As" with a semicolon after each one.

2. Give a BNF grammar for the language "The set of all strings consists of zero or more As" with a semicolon after each one.

3. Start with the grammar G6, repeated here:

G6: ::= + | ::= * | ::= () | a | b | c

add right-associative operator = at lower precedence than any of the other operators.