It would be answer "a"- because if you are not putting the commas in, it would be just a run-on sentence. So, it would be, "World War II, which lasted from 1939 to 1945, was a global conflict involving nearly every nation in the world." Having the commas in will help the reader digest and sink the information in on what the topic is, without the sentence just running through without any commas. Hope this helps. =)
If you're talking about the city then Texas
YES the Puerto Rican law violated the dormant commerce clause. Puerto Rico does not have the power to regulate the cement labels because this law concerns commerce (and the US has the power to regulate commerce within the US territories and abroad).
Answer:
One hot summer day, my cat pushed the screen out from an open window and snuck out into the big outside world.
Explanation:
In this statement, at the beginning, it is described that it was hot and summer so one can picture the weather that day.The way in which the cat got lost is also explained.