Bt cotton variety that was developed by the introduction of toxin gene of Bacillus thuringiensis (Bt) in resistant to :
Option: 1 Insect pests
Option: 2 Fungal diseases
Option: 3 Plant nematodes
Option: 4 Insect predators
Bt toxins from Bacillus thuringiensis kills Bollworm that eats the cotton plant.