Consider the following production rules with operators @, #, &.
P → P @ X | X
X → Y # X | Y
Y → Y & Z | Z
Z → id
Which of the following statement is/are TRUE?1
@ is left associative while # is right associative.
2
Both @ and & are left associative.
3
Both # and & are right associative.
4
& has highest order of precedence while @ has lowest order of precedence