A．That taste buds aren’t located only on the tongue.B．That taste buds aren’t all the same size.C．That solutions must be measured and mixed carefully.D．That he shouldn’t swallow the solutions.
A．That taste buds aren’t located only on the tongue.
B．That taste buds aren’t all the same size.
C．That solutions must be measured and mixed carefully.
D．That he shouldn’t swallow the solutions.