× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
g
1
Home Q & A Board Science-Related Homework Help Psychology
New Topic  
countrygal101 countrygal101
wrote...
Go to Answer
Posts: 592
Rep: 0 0
7 years ago
The difference between primary and secondary insomnia is:
 
  a. the length of time the insomnia has lasted.
  b. the cause of the difficulty falling asleep.
  c. the age of onset.
  d. the likelihood of being affected at a given time of year (seasonal).
Read 120 times
1 Reply
Replies
Answer verified by a subject expert
ch102ch102
wrote...
#1
Top Poster
Posts: 755
Rep: 8 0
7 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

countrygal101 Author
wrote...

7 years ago
Smart ... Thanks!
foxrcng11
wrote...

Yesterday
Helped a lot
gefa
wrote...

2 hours ago
This calls for a celebration Person Raising Both Hands in Celebration
New Topic      
Quick Reply
Bold
Italic
Underline
Strikethrough
Subscript
Superscript
Insert Math Equation
Font Name
Font Color
Align left
Center
Align right
Bullet list
Numbered list
Insert a horizontal rule
Insert a table
Insert a Quote
View source
Explore
Post your homework questions and get free online help from our incredible volunteers
  253 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Show Emoticons
:):(;):P:D:|:O:?:nerd:8o:glasses::-):-(:-*O:-D>:-D:o):idea::important::help::error::warning::favorite:
Related Images
  
 431
  
 469
  
 815
Your Opinion
How often do you eat-out per week?
Votes: 167
Previous poll results: What's your favorite coffee beverage?