Identify the two pieces of information you need to know the velocity of an object

Greg goes to a high school and observes the way students talk to each other. he makes notes on the words used, the atmosphere of the school and the way the students present themselves to each other. this is an example of a( research method.

What was the social class pyramid during the civil war?

Chris, a master at office gossip and innuendo, says, "we know we have a corporate spy someplace in the organization, probably on the management team itself. there is no evidence that it is audrey. in fact, she's too clean, if you know what i mean. somebody should fire audrey; she's got to be the spy." by making this argument chris is actually engaging in (a) an appeal to emotion fallacy (b) a straw man fallacy (c) an appeal to ignorance fallacy (d) circular reasoning (e) an appeal to the mob fallacy