Question about time zone. true or false?

1) prior to november 18 1883. there were more than 100 offical times for north america. true or false





2) the original time zone proposed by professor charles dowd for north america consited of seven zones. true or flaseQuestion about time zone. true or false?
true and true





maybe





could be false and false





or true and false





or false and true





hmmmmmm.....Question about time zone. true or false?
Hey!!! Do your own homework!!!!
The were no official time zones, that's why they were created. When trains began traveling the country an offical time was required so that the trains would be ';on time';...I have never heard of seven zones...but that doesn't imply that this statement is false.