Has led many to wonder if being a vegan is both healthy
and sustainable for the long term.
"vegans get 100% of their daily protein needs from such
foods as soy derivatives, bulgur wheat, lentils, nuts, and
beans," says mikel rollah, director of veganism now! many
opponents of veganism claim that the vegan diet lacks
protein, but this is simply not true.
what is wrong with the quotation in this example?