Letter B: Requires travel that many families cannot afford.
Explanation:
The reason why couples in Zambia do not use birth control is because of the vast distances they must take in order to have access to the methods. That is why family planning is not yet controlled; Bringing services and facilities to communities is complicated and takes time to develop an effective system.
all of the above but you should carry your membership card if you know that you are going to a place you need a membership for make it easier on the employee