When engaging in foreign economic policy, which part of the government negotiates treaties? O the president
O the senate
O the house of representatives
O the ambassadors

The president

Explanation:

The President of the United States negotiates treaties with foreign nations, then treaties enter into force only if ratified by two-thirds of the Senate. The President is also Commander in Chief of the United States Armed Forces, and as such has broad authority over the armed forces.

The answer is PRESIDENT

Explanation:

As a head of the executive department he has the most influence over foreign policy.

"the attempts of the proletariat to rise above this abasement"

incident infrared radiation is blocked. visible and ultraviolet radiation heat   earth.

earth radiates infrared radiation. infrared radiation is blocked and heats earth. visible and shortwave radiation heat earth.

earth radiates longwave radiation

longwave radiation is reflected downward longwave radiation heats earth