Question

Ethan, and Andrew have to give presentations, not
necessarily in the same order.
I. Andrew either delivers his presentation at the start or at the end

II. Jacob delivers his presentation immediately after ethan

III. There are exactly three presentations between William and liam

IV. Alexander is the second person to deliver his presentation

Q 19) How many different possible combinations of scheduling are possible'

A. 3
B.2
C.4
D.1

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Step-by-step explanation:

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