A scion is grafted to a stock. The quality of fruits produced will be determined by the genotype of 

(1) stock

(2) scion

(3) both stock and scion

(4) neither stock nor scion.

Grafting is impossible in monocot-because

A. vascular cambium is absent 

B. Meristematic tissue is absent

C. Collateralopen vascular bundle

D. Radial vascular bundle

Out of the following which two method yield genetically similar plants
A. Stem cutting
B. Seed production
C. Mutation
D. Tissue culture

1. A and B

2. A and D

3. B and C

4. C and D