Intrusion of primary teeth frequently involves extensive treatment. Permanent teeth form close to the primary tooth and can be easily injured with primary tooth intrusion
A) Both statements are true.
B) Both statements are false.
C) First statement is true, second statement is false.
D) First statement is false, second statement is true.
B
Explanation: B) Intrusion of primary teeth does NOT always involve extensive treatment and usually permanent teeth are NOT injured with primary tooth intrusion.
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