How is the technology in 1929 similar to some technology today?

there still finding new ways to improve technology and they still use the same materials

Explanation:

because there constantly making new devices o and they still run on the same materials like ( iron gold zink) hope this helped

answer; the correct answer to the above statement is world trade center towers were build///110 story north tower of the original world trade center was

i confess that there are several parts of this constitution which i do not at present approve, but i am not sure i shall never approve them: for having lived long, i have experienced many instances of being obliged by better information or fuller consideration, to change opinions even on important subjects, which i once thought right, but found to be otherwise. it is therefore that the older i grow, the more apt i am to doubt my own judgment, and to pay more respect to the judgment of others.