Choose the best answer:
1. On 13 September 1848, a railway worker in US, named Phineas Gage met with an explosive accident and it sent a iron rod straight under his left eye, and out of the top of his head through the skull. This incident caused damage to the frontal lobe of the brain but he was mysteriously saved and had lived 12 years after the incident. What problems he might had faced after this incident?
2. The outermost portion of the largest part of the brain is called as