Answer: fully integrate minority group members both formally and informally.
Step-by-step explanation:
The options are:
a. Encourage monitory group members to adopt the norms of the majority.
b. fully integrate minority group members both formally and informally.
c. strive to build a more homogeneous employee population.
d. focus primarily upon employees visible differences like race or sex.
e. encourage more intergroup productive conflict.
Diversity simply refers to when people from different social, ethnic backgrounds or people from different races, religions, genders, etc are involved in a company or a particular thing.
Since the CEO calls for diversity to exist and be valued, the best option will be to fully integrate minority group members both formally and informally. This will help in making the minority group valued and also bring about diversity.
Other options are wrong as they either bring about discrimination or can bring about quarrel. Therefore, the correct option is B