Meaning.
Think of interpretation as an attempt to decipher a deeper meaning using what is presented to you.
Answer:
pretty sure this is a joke but I'll answer anyway lol
Explanation:
according to urban dictionary "A s*xy photograph or flirty message posted on social media for the intent of causing others to publicly profess their attraction. This is done not to actually respond or satisfy any of this attraction, but to feed the posters ego or need for attention, at the expense of the time, reputation and s*xual frustration of those who view the image or reply."
2 goes with the second one (control rods).
3 goes with forth one (mass of unstable fuel)
4 goes with one (shield)
1 goes with third one (moderator)
5 goes with coolant