This topic contains a solution. Click here to go to the answer

Author Question: Darwin believed that emotional expressions began as ________ that came to have evolutionary value ... (Read 95 times)

NClaborn

  • Hero Member
  • *****
  • Posts: 560
Darwin believed that emotional expressions began as ________ that came to have evolutionary value because they ________.
 
  a. physiological reactions; convey emotional states to other members of the species
  b. physiological reactions; increased the efficiency of bodily reactions
  c. communication devices; increased the efficiency of bodily reactions
  d. random mutations; convey expectations to other members of the species

Question 2

When people communicate using nonverbal behavior, they typically use
 
  a. their eyes.
  b. their hands.
  c. their tone of voice.
  d. multiple channels.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

k.lashomb

  • Sr. Member
  • ****
  • Posts: 346
Answer to Question 1

Answer: A

Answer to Question 2

Answer: D




NClaborn

  • Member
  • Posts: 560
Reply 2 on: Jun 22, 2018
:D TYSM


alexanderhamilton

  • Member
  • Posts: 334
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

For a complete list of videos, visit our video library