The grammar G ={{S},{0,1},P,S}} where P={S tends to 0S1 , S tends to S1} is a ________.

recursively enumerable grammar.

The grammar G ={{S},{0,1},P,S}} where P={S tends to 0S1 , S tends to S

1.	The grammar G ={{S},{0,1},P,S}} where P={S tends to 0S1 , S tends to S1} is a ________.
A.	recursively enumerable grammar.
B.	regular grammar
C.	context sensitive grammar
D.	context free grammar
Answer» E.