Q1. Consider the following grammar: [2+2+2+2 = 08 Points) E abT T (L)T|[E]Ta & LER RER a. Which non-terminals (if any) can derive empty? b. What are the FIRST sets of E, T, L and R? c. What are the FOLLOW sets of E, T, Land R? d. Is this a left recursive grammar? If yes then convert it into right recursive else just write 'NO