The first guideline in critical thinking is to be curious and ask questions. Once you've raised a general question, what is the next step?

The ability to reproduce unusually sharp and detailed images of something you have seen is known as ______

a. flashbulb memory c. spatial awareness b. a mnemonic d. eidetic imagery

During the early phase of cell division, researchers refer to the organism as ________

A) an embryo B) an ovum C) a fetus D) a zygote