A scientist uses electricity to break down water into hydrogen gas and oxygen gas. Which statement best explains what happens? A. A base neutralizes an acid. B. An acid neutralizes a base. O C. A physical change occurs. OD. A chemical change occurs.

the answer is either c or d i think its d

the right answer is a

world war i had a devastating effect on german-americans and their cultural heritage. up until that point   german-americans, as a group, had been spared much of the discrimination, abuse, rejection, collective mistrust experienced by so many different racial and ethnic groups in the history of the united states. indeed, over the years, they had been viewed as a well integrated and esteemed part of american society. all of this change with the outbreak of war.  

where is the passage