Teacher:Given the Target and Argument texts detect the stance that the argument has towards the topic. There are three types of stances "in favor", "against", and "neutral". 
Teacher: Now, understand the problem? Solve this instance: Topic: Hydrogen vehicles
 Argument: Hydrogen can't be compressed to give sufficient driving range.
Student:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
against