No, because it’s starting a new sentence that’s different from the other one
C) We listen, whenever we are driving, to books on tape.
The best answer to the statement given above is option b. false. Most people who become addicted to drugs are NOT able to stop on their own and need outside help. Those people who are addicted to drugs have difficulty to abstain from it because these drugs created an addictive pleasure to the body which makes them crave for it. If the urge is not satisfied, drug users often suffer from withdrawal symptoms. This is the time that they need outside help, that's why they need to undergo rehabilitation.
The best revision of this sentence is the following:
The lawyer presented a clear argument to the jury (it was unbelievable how influenced they were by his case) in the hopes of winning the trial.
A pair of parentheses needs to be used in order to separate this information from the rest of the sentence and facilitate reading and comprehension. The information in the parentheses is related to the meaning of the sentence but in some way it interrupts the flow, so a pair of parentheses is necessary in order to indicate this.