To control a lighting outlet from four locations, a circuit requires __________.

a. four single-pole switches
b. a four-way switch
c. two three-way switches and a four-way switch
d. two three-way switches and two four-way switches


d. two three-way switches and two four-way switches

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____________ are chromosomes that carry genes for all the traits of an organism, except sex determination

Fill in the blank(s) with correct word

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In grafting, a "scion" is a newly installed shoot or top of the plant

Indicate whether the statement is true or false

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Wary ridge on a fingernail may be improved by rubbing the nail with:

What will be an ideal response?

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If the vector diagram of two AC waveforms is a right angle, then the waves _____

a. are in phase b. are 90° out of phase c. have the same frequency d. have the same peak voltage

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