Why were the Tejanos upset with American settlers (SIMPLE ANSWER)

What was the most important consequence of the large-scale ecological changes in africa two hundred thousand years ago?

    which of the following was anecological  result of european exploration from 1400 to 1800?   a.  increased trade with east asia      b.  the spread of epidemic diseases      c.  expansion of english territory      d.  the spread of christianity

What does this population pyramid indicate about denmark's recent population growth? a. it is relatively stable. b. it is rapidly shrinking. c. it is extremely unstable. d. it is rapidly expanding.