What is the difference between Surface$-$level and Deep$-$level diversity?

Surface$-$level refers to visible factors whereas deep$-$level refers to VABES.

There is no difference; diversity is diversity no matter what words are used to describe it$.$

Surface$-$level diversity is the non$-$verbal or hidden factors that make people different.

Both terms describe the same phenomenon of workplace diversity, which is a legal distinction.

All descriptions are correct in confirming there is no difference between the two terms.