how was carnegie able to make a bridge that would withstand the current of the mississippi river? PLEASE HELP!

yes based on alexanders actions he deserved the title of "the great". his empire covered about 3,000 miles and he was able to establish the empire over a 13 year period of time. he was able to conquer many different places. he also defeated the persians. he conquered egypt and developed a city and named it after himself.

a and b!

dfroos means which is a and b