Discuss key differences between an electronic library catalog, an electronic periodical index (e.g., ERIC or Academic Search Premiere), and a search engine like Google or Yahoo. 

Pulls, or tensions, between oppositions in relationships are known as:

a. Role conflicts b. Disintegration moments c. Turning points d. Dialectics e. Praxis

_____ fonts are designed to convey a special tone or mood

A) Serif B) Sans serif C) Script D) Decorative