Answer: alternative D, since the word "secret" expresses that the child knows she isn't supposed to show the way she' been acting, probably because she knows it's unacceptable. This way, we can see she's lost the innocence from being a child.
Emanated is another way of saying that something originates from something. So, the answer would be C.
Dou(b)t, sold(i)er, diarr(h)oea, i(s)land, (k)now
1/5 is the answer
Hope it helps!