Now, you could be thinking that "which one will be the best" cannot be correct because it's a question structure. The solution is the fact that like a number of other comparable phrases, the problem format plus the noun clause format seem a similar: Stack Exchange network contains 183 Q&A https://franciscodcmli.ampblogs.com/the-smart-trick-of-consult-lawyer-in-karachi-that-nobody-is-discussing-73163745