What information can typically be found on the periodic table? A. The names of molecules formed by the element
B. The date an element was discovered
C. The number of isotopes an element has
D. The number of protons an element has

Ascientist wants to know how individual lions within a pride interact with each other in their own environment. to do this, the scientist sedates and tags all of the lions within a pride. then, he places several remotely-controlled video cameras near the lions' den and performs an observational field study. he collects continuous video footage over the span of one year, analyzes the video, and then forms conclusions based on his observations.