The correct answer is option 'B' False.

Explanation:
Nelson Mandela did not walk out of jail as a freeman after 38 years of imprisonment. He was released after serving 27 years in prison, not 38. Mandela was imprisoned for his involvement in the anti-apartheid movement in South Africa.

- Nelson Mandela's Imprisonment:
Nelson Mandela was a prominent leader in the fight against apartheid, the system of racial segregation and discrimination enforced by the South African government. In 1964, he was sentenced to life imprisonment for sabotage and conspiracy to overthrow the government.

- Robben Island Prison:
Mandela spent the majority of his imprisonment on Robben Island, a maximum-security prison located off the coast of Cape Town. During his time in prison, Mandela became a symbol of resistance against apartheid and gained international recognition.

- Negotiations for Release:
As international pressure mounted for his release, negotiations between the apartheid government and the African National Congress (ANC), the political party Mandela belonged to, began in the late 1980s.

- Release from Prison:
Finally, on February 11, 1990, Nelson Mandela was released from Victor Verster Prison in Paarl, South Africa. His release was met with jubilation and marked a significant turning point in South Africa's history.

- Transition to Democracy:
Following his release, Mandela played a crucial role in negotiating the end of apartheid and the transition to democracy in South Africa. He became the first black President of South Africa in 1994, serving until 1999.

In conclusion, Nelson Mandela was not imprisoned for 38 years, but rather for 27 years. He was released in 1990 and went on to become a respected global leader and a symbol of peace and reconciliation.