There were more jobs in the cities, if everyone worked on a farm there wuld be more than billions of grocery stores, then they would be wasting food because not everyone would buy evrything!
Answer:
A. Interchangeable parts made mass production easier and cheaper.
Explanation:
The United Kingdom's foreign secretary Lord Arthur James Balfour issued it to Lord Rothschild. It was delivered to Chaim Weizmann, a Zionist activist, expressing British support for a Jewish "national home" in Palestine