The correct version is there are many threats to dolphins' continued existence, and humans are just one.
Answer:
C
Explanation:
Statistics back up what the author is trying to say, the other stuff does not
It's a hot summer afternoon near Soledad, California, sometime during the 1930's. Everyone is poor and scrambling around desperately for work,food, and money. We meet Lennie Small and George Milton: two guys among the poor and scrambling.