Why was the hijrah important?
a. it marked the beginning of the islamic era.
b. it signaled that muhammad was no longer going to bow to rebels.
c. it brought a large group of muslims to mecca
d. it described the renovation of the kaaba.
d?

in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.

we need the chart or check box

nations must cooperate to bring about and maintain world peace.

nations must not wage wars or commit war crimes in a desire to control other nations.

i think i know which options you have but if these aren't options let me know

a direct vote in which an entire electorate is invited to vote on a particular proposal. this may result in the adoption of a new law.