Which of the following is an example of the use of a biological control?
-Weevils were introduced into Lake Victoria to help eradicate the invasive water hyacinth.
-Herbicide-resistant soybeans are planted so farmers can use herbicides without killing their crops.
-Honeybees are used to control the production of fruit in an apple orchard.
-Golden rice is grown in developing nations to help control blindness in children.