Scientists have succeeded in creating a ghost in the laboratory. Which of the following is/are true regarding this?
1. Researcher Olaf Blanke's team at Ecole Polytechnique Federale de Lausanne in Switzerland, was able to recreate the illusion of a similar presence in the laboratory.
2. They showed that the 'feeling of a presence' actually results from an alteration of sensory motor brain signals.
3. These signals are involved in generating self awareness by integrating the information from our movements and the position of our body in space.
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) All of these
