Confuse+Blur=????

JC Technoprise.......
Income Statement Income Statement.......
ROI ROI ROI.............why why why
Partnership or Private Limited .........Private Limited or Partnership........
which is correct and why why why ................Vs here Vs there

This is my assignment for IBC aka Introduction To Business.............i still blur and confuse on how to answer it.......err......juz finish some draft thing nia.......and still dono the Vs here Vs there why why why question.very fan lah.......dono feel like very lost nia.....dono wat i doing nia......zzzzz aka sleeping on this whole semester IBC class............this dono that dono...........my mind also dono thinking wat also =_='''