This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to join the nsa
Explore your potential nsa career options.
Think over your skills and interests, and how they might fit in with the work being carried out by the agency. The nsa employs professionals of all kinds, including tech experts, mathematicians, engineers, linguists, and police and military personnel.

Possible answers:
(A). No matter what your area of expertise may be, your foremost commitment should be the defense of national security. If you're not sure where you might fit, use the job exploration tool on the nsa website to find out how your aptitudes can best be applied.;
(B). Applying to these jobs is a great opportunity for you to network, as anyone who finds an agency to work in will have a professional network with the agency. You'll be able to network through the nsa's website, which is a great way to network from home.;
(C). Many nsa careers are also part of the nsa agency. Consider applying for either a the oval or the dhs career path.;
(D). You can find a list of blended professions from agent to agent in your local phone book, online or through the cia's website. If all you are interested in are army recruits, start with army recruit use, which searches for helping power hires across the global networks.;
The answer is:
(A).