Which statements are true regarding the diagram? Check all that apply.

CB is contained on line n.
Ray C E is contained on line m.
Ray BC is the same as ray CB.
Ray AD is the same as ray AC.
∠EAD is created from Ray A E and Ray D A.
∠ECB is created from Ray C E and Ray C B.

If scientists only detect p waves in a certain layer of earths interior what does that tell us?

Imagine you work as a consultant, and your daily job involves listening to the constructive criticism of others. as part of your job, you must listen to opposing viewpoints to make important decisions. in this activity, you are a consulting dam engineer. you must make a decision about four different dams; should they be repaired, taken down, or left alone? you will listen to contrasting opinions about what should be done with the dams before you make the final decision. as the consulting dam engineer, what do you decide to do with this dam? explain your reasoning. by making your decision, did you support the opinions of the mayor and/or the dam safety official? why or why not? (site 1)

Which barrier to economic development is shown in the following examples?