Cabeza de vaca- seen here- is best known for which of these accomplishments?

a) he defeated the aztecs.
b) he explored much of what is now texas.
c) he discovered what is now known as texas.
d) he was the first european to explore the mississippi river.

What effect did anti-labor union laws such as the combination acts have on the working class? a. workers were further motivated to protest against the unfair polices. b. workers had to continue working in harsh conditions and for low wages. c. working conditions improved because factory owners feared a backlash from workers. d. the working class returned to agricultural life and achieved financial success.