14) Scientists use the emission spectra of elements to detect
A)
explosives in luggage.
B)
cracks in support structures, like bridges.
0)
the possibility of an earthquake occurrence.
D)
elements in clouds of gas and dust in deep space

Hi; /c

12 is probably the typical age for a first kiss but i think its to young.

There is no reason to think the results are biased or not conducted properly but you should not assume the results are correct just because they were done in a laboratory so the answer would be c. it is likely to be reliable because the results support the conclusion presented.