Can we draw the following hypothesis from the context (see options)? 

Context:

How to invest in bric mutual funds<br>Figure out a long-term plan. No single investment is going to be great for you if it's not matched to your overall investment strategy. Think about how long you want to leave money in the mutual fund and how much gain you think you can reasonably expect over time.

Hypothesis: You should invest 10 percent of your income pre-tax.
Pick from: +Yes; +It's impossible to say; +No;
It's impossible to say