The answer:
Research Purposes. Transuranium elements present a high radioactive level, which makes them unstable and extremely expensive, Some of them have only been seen in laboratories and used to create weapons. A small section of the list of transuranium elements can be used in machines, but the majority of these elements have only been discovered, seen and used in laboratories.
Incorrect answer:
Industrial use. Being unstable and expensive, these elements are not a viable industrial supply, besides being redioactive, they could be considered dangerous, many of them exist in small quantities in laboratories, which makes them inaccessible to be used in mass production.
Incorrect answer:
Commercial use. Along with the previous answer, the commercial use of this material could in many cases be considered illegal and extremely dangerous, it is not a material that people could acquire in big quantities or for personal use, many laboratories are still studying these elements.
A. because that specific word it unique to that specific language. Hope this helps
Answer:
object , determined ,Linking ,publicize ,front , public , attempt ,on the contrary , through other means , barricade
The correct answer is:
On the other hand.
"He looked forward to visiting with old friends. Greta, on the other hand, dreaded seeing her old boyfriend."
This phrase is showing Greta and Fred are having different feelings in that moment, creating a contrast between both of them.