Deep, irregular pits and fissures offer a much more favorable surface contour for sealant retention compared with broad, shallow fossae. The deeper fissures protect the resin sealant from the forces occurring as a result of masticatory movements
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.
A
Explanation: A) Both these statements are true. In addition to this, the possibility of caries development increases as the fissure depth and slope of inclined planes increase.
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Fill in the blank(s) with the appropriate word(s).