Year-to-date, Company O had earned -2.10% return. During the same time period Company V earned 8.00% and Company M earned 6.25%. If you have a portfolio made up of 40.00% Company O, 30.00% Company V, and 30.00% Company M, what is the overall portfolio return?
5.778%
4.270%
6.871%
3.435%