Read this excerpt from "how the internet and other technologies came about."

the pentagon wanted to ensure that their pilots would be able to fly their jets and bombers in the most unpredictable, hostile environments, including the presence of huge winds whipped up by nuclear fireballs. to accomplish this, the pentagon developed flight simulators, in what was the birth of virtual reality. the pilots would sit in chairs with goggles placed over their eyes and use joysticks to control the simulated computer image in their headset.

select the most accurate summary of kaku’s argument.
virtual reality allows people to experience harsh environments, such as nuclear warfare, in a safe location.
virtual reality began as a pentagon-generated tool that prepared jet pilots for nuclear war.
virtual reality has impressive gadgetry, such as joysticks and headsets, that were inspired by the pentagon.
virtual reality is an indispensable tool that prepares pilots for the shock of nuclear fireballs.

The correct answer is: Virtual reality began as a Pentagon-generated tool that prepared jet pilots for nuclear war.

Kaku is trying to illustrate the origin of the Internet and other technologies, in this case, virtual reality.  He guides us through a very interesting story about how virtual reality came about out of the necessity of preparing pilots for harsh conditions without putting them in danger during the nuclear war. It is not talking about the functions of virtual reality or its importance, this specific extract is speaking about its origin and that is why the second option is the correct answer.

the right answer is d) a conference committee. it is a temporary panel formed by house and senate members in order to reconcile differences in legislation.

option b, all states follow similar rules and legal process is the right answer.

the 14th amendment in the constitution of america was enacted in july 1868, which include the citizenship, due process, and the equal protection under the law. this amendment was a response to the issues related to former slaves following the american civil war.

the citizenship clause granted citizenship to all persons born or naturalized in the u.s,.   due process of clause asserted that states may not deny any person "life, liberty or property, without due process of law and the equal protection clause declared that a state may not deny to any person within its jurisdiction the equal protection of the laws. the above mentioned excerpt from the constitution of the united states, ensures the citizenship,due process, and equal protection under the law.