b.) is not the run on sentence
The answer is C. Please pay attention in SAT/ACT prep you won't believe how useful it is in the future, take it from someone who just took the SATs.
Answer: Historians
Explanation: Historians do.
The meaning of this like is simply that you can’t carry every burden on your own and need help from the people around you. two are better then one
B) The speech that the computer science expert gave regarding online data mining was filled with information and was also very entertaining