How were different civilizations connected through trade? what effects did trade have on these civilizations? do you think these effects were mostly positive or mostly negative? why?

Civilizations connected through trade first via trading tools with other nearby communities then it evolved into trading more goods such as foods crops and weapons. Then with boats this allowed technology and customs to travel for example Egyptian sculptures influencing Greek art work and the silk road. This helped humanity since a example of isolation was japan until the Miji Restoration. Humanity needs trade in order to communicate and get things they cannot make in their region of the world.

it the big letter b heart my answer

1) the answer is b

senators serve a six-year term; representatives serve a two-year term, making them more responsive to (and responsible for) voter confidence.

2) the answer is d

to serve as president, one must:   -be a natural-born u.s. citizen of the united states;   be at least thirty-five years old;   be a resident in the united states for at least fourteen years.

3) the answer is a

ella,because it is constitutionally eligible

4) the answer is c: the u.s president