Which of the following is true of research on insight?
a) researchers have found that only human beings are capable of insight learning.
b) researchers have found support for the existence of animal insight learning.
c) researchers have found that apes are capable of insight only after being taught this by humans.
d) researchers have proven that all creatures, even one-celled organisms such as the amoeba, are capable of insight learning.

What is the difference between a license and a certificate in the healthcare system? a. a certificate grants the freedom to practice, while a license only confirms professional qualifications. b. a license grants the freedom to practice, while a certificate only confirms professional qualifications. c. medical doctors receive licenses, and nurses receive certificates. d. medical doctors receive certificates, and nurses receive licenses. i'll give you 30