Read the following context and choose the best option to answer the question.
Context: 169 lbs ... . Now I want to be 150 lbs ... right in the middle of my healthy range . So I started getting serious again on Jan 1 , 2008 .
Question: What might I do now that i realize it 's time to get serious again ?
Options: 
- I might forgo a diet and binge eat .
 - I might forgo a diet and start exercising .
 - I might get on a fast and stop exercising .
 - I might get on a diet and start exercising .


I might get on a diet and start exercising .