Pl help due midnight Read the passage.

In real life, making a robot that performs even a simple task is tricky. Researchers have to build a robot that's right for the task. They also have to program the robot to move and react in the right way. They write the instructions in code. The robot's computer reads the code and tells the robot what to do.

–"BigDog on the Move"

What topic do the descriptive details in the passage describe?

how much time it takes to make a robot

how easy it is to make a robot

how difficult it is to make a robot

how much fun it is to make a robot

Expressed powers are those that are specifically granted in the constitution. held by both the federal government and the states. considered the basis for the “necessary and proper” clause. inferior compared to powers directly given by congress.

Aresearcher conducts a focus group to learn about attitudes towards hygiene and disease prevention. two weeks after the focus group, the researcher learns one of the subjects had a heart attack at home and was hospitalized, but made a full recovery. based on dhs regulations, the researcher report this event to the irb? no, this does not need to be reported since the subject had the heart attack when they were home, not at the focus group. no, this does not need to be reported since it is unrelated to participation in the study. no, this does not need to be reported because two weeks have passed. no, this does not need to be reported since the subject recovered.

The american public was excited by the invention of the railroad system. true false