The main objective of meristem culture is:

Correct option is B

Meristem culture is a tissue culture technique where the apical meristem (a region of actively dividing cells at the shoot tip) is used to produce virus-free plants. Since meristematic cells do not contain viruses, plants propagated through this method are free from viral infections. This technique is widely used in crops like banana, potato, citrus, and sugarcane to ensure disease-free planting material for commercial cultivation.