Matching (20) Match items in column A to column B

Column a Column b
1.
A.
Nathaniel Keitman
2.
B.
Sigmund Freud
3.
C.
Hallucinogens
4.
D.
Consciousness
5.
E.
Circadian Rhythm
6.
F.
Francis Crick
7.
G.
Insomnia
8.
H.
LSD
9.
I.
Widthdrawl
10.
J.
Sleepwalking
11.
K.
Stimulants
12.
L.
Night Terrors
13.
M.
Psychological Dependence
14.
N.
Depressants
15.
O.
Biofeedback
16.
P.
Nightmares
17.
Q.
Hallucination
18.
R.
Meditation
19.
S.
Physical Dependence
20.
T.
Tolerance