In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

Example Input: Question: Andrew was showing Tim his underpowered phone, one day. The boys decided they wanted to go to a bookstore but needed directions, they both looked up directions on their phone, whose phone found directions faster? 
 Answer: Tim
Example Output: Compared with a less powerful device, a more powerful device can either do more work in the same time or do the same work in less time.

Example Input: Question: Reid is modelling the greenhouse effect in a simulation. If he increases greenhouse gas levels, the greenhouse gas effect will 
 Answer: increase
Example Output: An increase in greenhouse gases leads to greater greenhouse effect.

Example Input: Question: Joe drives a hybrid while Jim drives a large truck. Who uses more energy when driving? 
 Answer: Jim
Example Output:
Lighter, more streamlined vehicles need less energy.