challenge: What was P. T. Rajan's effort in the early 1950s related to the Sabarimalai temple?
  
  A. He led a protest against the temple's management
  B. He facilitated the installation of the present panchaloha idol of Lord Iyappan
  C. He organized a festival to raise funds for the temple's renovation
  D. He opposed the installation of a new idol of Lord Iyappan
  Answer: 