Which of the following best explains why herring gull chicks were one of the first species to exhibit the effects of pollution, according to the figure? A.
Toxins decrease in concentration as one moves up a food chain.

B.
Toxins increase in concentration as one moves up a food chain.

C.
Toxins have less of an effect on herring gulls than on other species.

D.
Toxins affect terrestrial organisms more severely than aquatic organisms.

(select all the correct choose each statement that is scientific. - the opinions of randomly selected participants in a survey prove the idea that global temperatures are not increasing on earth. - the universe's average temperature and rate of expansion support the idea that it began as one super-dense and hot mass 13.8 billion years ago. - ocean tides are caused by the uneven gravitational pulls of the moon and sun on different parts of earth. - human life is more valuable than other forms of life on earth because humans are more intelligent than other organisms.