Which program offers nutrition screenings at no cost?
a.) food distribution centers
b.) meals on wheels
c.) snap
d.) workplace wellness programs

(D) Workplace wellness program

Explanation:

 The workplace wellness program is the type of health related and well-being program that complement the workplace into the safety system ti improve the heath of the workers or employees.

 The workplace wellness program aim is to build and develop the the workplace healthy by implementing various types of policies and program in an organization. It lead to change the employee healthy life style. It also improve the heath condition and save the cost of healthcare.  

Therefore, Option (D) is correct.