Fill in the blanks with suitable prepositions :
Drug addiction has become a serious problem (a) ____ modern society. Many young men and women are falling victims (b) ____ this. There are many reasons (c) ____ drug addiction. Drugs are expensive. So, to manage money, the addicts often go (d) ____ stealing, killing or all sorts of misdeeds. Drugs are smuggled (e) ____ a country and the smugglers carry (f) ____ drug business freely. Bangladesh is not free (g) ____ the curse of drugs. But we cannot allow this (h) ____ our country. The first thing to do is to highlight its dangerous effects (i) ___ people. The government and mass media can play an effective role (j) ____ this respect.