thE rEBEls hAvE DonE All thE Following ExCEpt ______ .
A．DEstroying two ElECtriCity towErs
B．ContACting A mExiCo City nEwspApEr
C．thrEAtEning to tAkE ACtion in thE CApitAl
D．strEngthEning sECurity At thE Airport