Whos the first presedint?

Ialready know the answer to this question but i wanted to ask you guys to see if you know. who started the okinawan karate style ryukyu kempo? when year was it found?

Which technological breakthrough of the 1950s revolutionized the way that americans kept up with news and world events? a) radio b) internet c) television d) motion pictures

Which questions should robert ask himself before investing the $10,000 he inherited? check all that apply. how am i protected as an investor? are my friends investing in a similar way? what guarantees are in place so i make money? what taxes will i have to pay on this investment? how do the risks compare to the potential gains? what are the chances that the investment will fail?