Which of the following is opinion, not fact?
a. the library of congress is the research arm for congress.
b. the library of congress is fun to visit while in washington, dc.
c. the library of congress is the largest library in the world.
d. the library of congress is the oldest federal institution.

If you heat soup on a stove, what happens to the movement of the soup's particles? a. the particles move slower. b. the particles move faster. c. there's no change in the speed of particles. d. the particles stop moving.

Awaiver of the requirement for documentation of informed consent may be granted when: the investigator has no convenient place to store signed consent forms separate from the research datathe only record linking the subject and the research is the consent document and the principal risk is a breach of confidentiality. potential subjects might find some of the research questions embarrassing, personal, or intrusivethe subjects are literate in their own language; however, they do not read, write, or speak english

Which nims command and coordination structures are offsite locations where staff from multiple agencies come together?