Question: If a read-loop is written to process an unknown number of values using the while construct, and if there is one read before the while

If a read-loop is written to process an unknown number of values using the while construct, and if there is one read before the while instruction there will also be one __________.

a.

at the top of the body of the loop

b.

at the bottom of the body of the loop

c.

there are no other reads

d.

in the middle of the body of the loop

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