PLZ HELP ASAP!! WILL GIVE BRAINLIEST AND RATE!!! 
1. What word lets you know that the viewpoint expressed in this excerpt is for the argument? “They are hoping to find components that can be used to create fuel as well as precious minerals like platinum and gold. In addition, they are planning on building a fuel station in space by the year 2020.”
Is it: hoping, precious, planning, or building

2. Which of the following are ways can different opinions be based on?
agreement on facts, and agreement in philosophy
agreement on facts, but differences in philosophy
agreement on facts, but differences in how to solve a problem
disagreement on facts