29. Match List-I with List-II and select the correct answer using the codes given below the lists:
| List-I | List-II |
| a. Variable characteristic of an elementary unit measured on at least one interval | I. A quantitative scale and has value within a fixed finite intervals. |
| b. Discrete Variable | II. Any portion is drawn from a population |
| c. Continuous Variable | Ill. A quantitative characteristic of an elementary unit that may vary from unit to unit. |
| d. Sample |  IV. A variable whose values are restricted to integer values only. |