Need help for distinguishing L-attributed grammar or R-attributed grammar

Saved Question 7 (1 point) Listen For the following attribute grammar for arithmetic expressions, choose the correct type. Consider an attribute grammar correct if it annotates the start symbol with the value of the whole expression. E +T {E.val = T.val; } Ei + E2 AT {E1.val= A.fun(E2.val, T.val); } T + F {T.val= F.val; } Ti + T2 MF {T.val = M.fun(T2.val, F.val); } F + number {F.val= number.val; } F+("E) {F.val= E.val; } A + " +" {A.fun = add;} {A.fun = sub; } {M.fun = mul; } M +/ {M.fun = div; } 72 A + "_" M "*" Correct attribute grammar but neither S-attributed nor L-attributed L-attributed but not S-attributed S-attributed Not a correct attribute grammar