Annie wanted to understand whether students at her school were in favor of an extended school day. She surveyed some students and displayed the results in the table below: In favorOpposedUndecided Grade 9847 Grade 1010910 Grade 115188 Grade 129516 If the principal randomly selects a student in grade 11 from this survey, what is the probability that the student is in favor of extending the school day?

- 0.05
- 0.16
- 0.29
- 0.50