Match the theories given in column I with thename of scietists listed in column II. Choose the answer which gives the correct combination of the alphabetes
| Column I | Column II | ||
| A. | Relay pump theoty | p. | Stocking |
| B. | Transpiration cohesion theory | q. | Sir J.C. Bose |
| C. | Mass flow theory | r. | Godlewski |
| D. | Pulsation theory | s. | Dixon and Jolly |
| t. | Ernst Munch |
| A. |
A-r, B-s, C-t, D-q |
 |
| B. |
A-s, B-r, C-p, D-q |
| C. |
A-r, B-q, C-t, D-q |
| D. |
A-q, B-p, C-t, D-r |