In the book 'O Poder do Subconsciente' by Joseph Murphy, what is the purpose of the technique called 'A Ligação à Terra e a Transmissão de Energia'...

In the book 'O Poder do Subconsciente' by Joseph Murphy, what is the purpose of the technique called 'A Ligação à Terra e a Transmissão de Energia'?

I - To remove any blockages that the person may have.
II - To make the energy of the universe flow to the person.
III - To keep the person in tune with the physical plane.
IV - To make the person travel during meditation.
a) I, II and III are correct.
b) II, III and IV are correct.
c) I, II and IV are correct.
d) Only III is correct.