Answer:
instead
Explanation:
"After the Industrial Revolution, goods were produced mainly by machines <em>instead</em> of by hand" is the only logical and grammatically correct answer.
Your answers are A, C, and D :) I just got this test done and these were the correct answers :) Just incase anyone says its false I have the screenshots lol :P
So basically bud they declared war because Germany had sunk the Lusitania and was therefore trying to abandon the policy against unrestricted submarine warfare