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Katarina [22]
3 years ago
10

PLEASE SAY IF THEY ARE VALID OR INVALID! WILL MARK BRAINLIEST IF CORRECT ANSWERS!

Advanced Placement (AP)
1 answer:
viktelen [127]3 years ago
6 0

Answer:

a. Valid

b. Invalid

c. Valid

Explanation:

Follow me and Mark me brainliest please

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