What was one of the positive effects of westward expansion? A. People from different ethnicities and backgrounds worked together and developed good relations.
B. Americans mingled with gauchos and vaqueros from Argentina and Mexico.
C. American Indians taught the new immigrants how to survive in the new territories.
D. American cowboys created a new form of entertainment, the rodeo.

There were numerous positive effects of the Westward Expansion. Out of the choices listed here, one of the effects was that people from different ethnicities and backgrounds worked together and developed good relations.

Explanation:

Hopefully this helps

a. the moon was locked into orbit by the earths gravity as it was passing by and capture hypothesis i think

i heard they are taking it off i hope this isn't true but otherwise if it doesn't get taken off it will probably be in early december or early january of 2018-2019