Which inventor created the traffic signal? thomas edison madame cj walker garrett morgan george westinghouse henry ford

Which portuguese explorer discovered brazil

The first amendment of the constitution provides all of the following freedoms except oa) religion. ob) right to bear arms. oc) speech. od) press.

Kublai khan honored his mongol heritage by: a)marring only one wife b)praying facing mecca five times a day c)slaughtering ten chinese officials every year d)building a large enclosed hunting ground at shangdu,his summer palace