A marketing manager needs to add the new company logo to the bottom-left corner of every slide in a 100-slide presentation. What is the most efficient method to accomplish this and ensure the logo also appears on any new slides created?
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A
Use the 'Insert > Picture' command on the first slide only.
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B
Copy and paste the logo onto each of the 100 slides individually.
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C
Insert the logo onto the parent Slide Master.
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D
Create a new, custom slide layout and add the logo to it.