In General,which Genetically Altered Food Would Most Likely Be of Concern

Multiple Choice

In general,which genetically altered food would most likely be of concern regarding human health?

A) Food in which the B.thuringiensis toxin has been added
B) Food that contains an inserted gene that allows plants to grow better in high salt conditions
C) Food that contains an inserted gene that allows plants to grow faster
D) Food that contains an inserted gene that produces $\beta$ -carotene
E) Food that contains an inserted gene that increases crop yield