Although the average first labor lasts __________ hours, labor is often shorter for second and subsequent births.

A. 10 - 12
B. 12 - 14
C. 14 - 16
D. 16 – 18


B. 12 - 14

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What dimension of vocabulary is “knowing a word” through definitional knowledge?

A. generalization B. application C. precision D. breadth

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Answer the following statement(s) true (T) or false (F)

Interviewer effects are characteristics of the interviewer that may affect the answers given by participants.

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2d + 1 = $21.00 is an example of:

a. an inequality. b. an algebraic sentence. c. Probability. d. a negative number.

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_______ means to recognize how many objects are in a small group without having to count each object

a. Numeracy b. Estimate c. Conserve d. Subitize

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