Which sentence, if inserted as the topic sentence of paragraph 2, would be the MOST effective opening sentence? Native Americans arrived in Sacramento a long, long A time ago. B) Various peoples have arrived at Sacramento Valley taking equally various means of travel to get there. Another Sacramento Valley Native American folk story is how the world was balanced on the back of an enormous turtle shell D) Despite what has been traditionally known as the Rapid Transit System, the history of the Sacramento Valley is steeped in a heritage that includes all people