Where would one expect to see a peak corresponding to a carbonyl group

Question

A. 1350-1500
B. 1625-1800
C. 1700-1825
D. 1775-1900
E. 1625-1850

Answer 1

1350-1500

Answer 2

http://orgchem.colorado.edu/hndbksupport/irtutor/carbonylsir.html