answer me fast plz

Solution:
1) Transverse wave:- (c) Disturbance in water
2) Wavelength:- (f) Lambda
3) Longitudinal waves:- (a) Compressions and Rarefactions
4) Infrasound:- (e) Frequency less than 20 Hz
5) Bad Reflectors:- (b) clothes
6) Sonography:- (d)Images of internal organs