9-year-old Ira and his father are watching TV when one of the actors says something that may or may not be a joke. Ira looks up at his father, who is softly laughing out loud. Ira breaks into a smile and begins giggling too. This is an example of social .

Answer quickly! correct answers only! how did an agricultural surplus relate to expanded trade during the high middle ages? a)trade increased because surplus crops could be traded. b)trade decreased because surplus crops were needed to feed local populations. c)trade decreased because surplus crops led to an oversupply of grains that could not be sold. d)trade increased regionally but decreased globally because trade networks had shrunk.

Which of the following statements most accurately describes the requirement for the documentation of minors’ assent to participate in research? parents must approve written documentation.documentation is required unless waived by an irb.to protect minors documentation is always required.federal regulations do not require the documentation of minors’ assent.

The vestibular sense originates in the outer ear select the best answer from the choices provided