Mobile phone users have developed a series of symbols, such as ^_^ and └(^o^)┘, to show      they feel.
#69063
A
which
B
why
C
how
D
what
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   –Do you know _______?--- Someone wants to find his dog back.
#70398
A
what the notice says
B
what the notice writes
C
what is the notice written
D
what does the notice say