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Which material absorbs water?

選擇正確的答案  

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289119
0
30
none
289120
0
30
none
289121
0
30
none
289122
0
30
none
289123
0
30
none
289124
0
30
none
289125
0
30
none
289126
0
30
none
289127
0
30
none
289128
0
30
none
289129
0
30
none
289130
0
30
none
289131
0
28
none
289132
0
30
none