Thank you all very much for you continued help!
@ucbalumnus Her rank is 1. GPA 4.0
I should have provided additional context on why CS & Business combination,. CS is her interest due to her logical/analytical brain likes the challenges, and Business as she has entrepreneur mindset. So not exactly looking for corporate career ladder. She wants to get sound understanding on business management fundamentals via the 2nd major or dual degree in UG.
I am educating myself about CS& Econ combination. Thank you for those suggestions.
@politeperson UCB has a combined program CS and Business,
Thank you again!