Cause is used to explain why things happen, and effect is toexplain what happens as a result.

A.EXP

B. DSCP

C. 802.1P

D. inet-precedence

_____ is used for sensing the temperature of the room in the air condition system.

A.An expansion valve

B.An evaporator

C.A thermostat

D.A condenser

A. EXP bits

B. VPI / VCI

C. shim header

D. SNAP header

According to the passage, the present tense in English is ________

A. not used to express a desire to do something in the immediate future B. used with some verbs but not with others to express future intention C. basically the same in English as it is in Spanish D. not the most difficult problem for foreign students

Why does the professor mention the Western-Heritage Model used in her high school£¿

A£®To explain why she prefers using the model

B£®To emphasize that the model was widely used in the past

C£®To correct an error in a student"s description of the model

D£®To compare high school history courses to college history courses

A.because

B.since

C.so

D.therefore