Cotton is one crop that is often damaged by a pest insect species. A research program is planned to genetically modify the plants to keep insect damage to a minimum. The aim of the research is to make the plants release a protein that can kill the insects.

Why might people be opposed to this research program?

Question 6 options:

The insect species will soon spread to other areas.

The modified plants will cause a waste of natural resources.

The insects may be the natural food of several species of birds.

The sales of pesticides will decrease where the modified plants are grown.