Answer:
bolting down the foundation.
Explanation:
the stronger the base, the stronger the structure.
C.high mountain ranges i hope dis helps you
Do you still need help?!?!
The answer to this question is More elastic
A product usually become inelastic if that product does not have any subtitute to fulfill the same function.
In the long run, advancement in technologies will create a way cheaper method in producing energy (such as electric, nuclear, or solar) which will make natural gas become more elastic.
It is most likely B and C