青色的生虾煮熟后颜色会变成红色。一些同学认为这种红色物质可能就像酸碱指示剂一样,遇到酸或碱颜色会发生改变。就这些同学的看法而言应属于科学探究中的请选择DCBA+w/M/]7d9n)m/R7?0m2s9T4n(N0A(s4R9f/x0s+_
A.实验(N0A(s4R9f/x0s+_
B.假设(N0A(s4R9f/x0s+_
C.观察(N0A(s4R9f/x0s+_
D.做结论(N0A(s4R9f/x0s+_