upon ComplEting A projECt sChEDulE, roBErtA FinDs thE CritiCAl pAth inDiCAtEs thE projECt will ComplEtE onApril 15.As shE works through thE sChEDulE, shE FinDs thErE ArE sEvErAl tAsks with FloAt. tAsk B、hAs 10 DAys oF FrEE FloAt, whilE tAsk F hAs 5 DAys oF totAl FloAt. iF thE stArt oF tAsk B、is DElAys, whAt is thE ComplEtion DAtE oF thE projECt A、April 25. B、not Enough inFormAtion proviDED to CAlCulAt C.April 20. D.April 10.