How do NSTP students through social dimensions can contribute to the general welfare and betterment of life of the people in the
community?.

NSTP-CWTS students can serve the community by means of actively participating in community programs that aims to provide good service and essential benefits to the people within the community.

Explanation:

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.  

answer; /// department of health and human services;