Which of the following is/are the stage(s) of demographic transition ?
1. High death rate and birthrate, low growth rate.
2. Rapid decline in death rate, continued low birthrate, very low growth rate.
3. Rapid decline in birthrate, continued decline in death rate
4. Low death rate and birthrate, low growth rate.
Select the correct answer using the codes given below
(a) Only 1 (b) 1, 2 and 3 (c) 3 and 4 (d) 1 and 4