When i want to affirm something emphatically, what sign might i want to use? ASL

Serías guapo, i have no idea if this is right or not but i tried 

Am i to late to answer your question

1.apartheid excluded majority of south africans
2.members of resistance were often ill treated in prisons and effects of it spred on their famillies
3.when some protester was killed due to police action it often was only employed person in the familly which led to lack of income
4.accidental vitims of street war
5.separation of famillies
6.sowing distrust in teh communities