The Proximal Surfaces of Roots That Are Narrower on the Lingual

Multiple Choice

The proximal surfaces of roots that are narrower on the lingual than on the facial surface are more readily approached from the lingual aspect because there is more proximal space there for the adaptation of instruments.

A) The statement and the reason are correct.
B) The statement and the reason are incorrect.
C) The statement is correct,but the reason is incorrect.
D) The statement is incorrect,but the reason is correct.