Which best describes the present-day universe? O opaque, expanding very slowly, stars produce heavy elements
O transparent, expanding at an accelerated rate, stars produce heavy elements
O opaque, expanding at an accelerated rate, stars produce only hydrogen and helium
transparent, expanding very slowly, stars produce only hydrogen and helium

If one thinks illegal immigrants should become american citizens, should they become american citizens automatically or should there be a waiting period? if there should be a waiting period, explain why.

Which 19th century technological advancement would best allow farmers along the mississippi river in iowa to quickly transport their crops to buyers in louisiana?

Pls quickly! which of the following statements about spanish plantations is not accurate? a. spanish plantation screw sugarcane for export to spain. b. the spanish had a little concern for the lives of the indians who worked on the plantations. c. spanish presentation grew a wide variety of crops and sent the produce to many different european countries. d. to replace the native americans our dying off the spanish important african slaves.