Which of the following statements regarding Ishwarchandra Vidyasagar are correct?(a) The cardinal principle of his efforts toward social reform and intellectual awakening was humanism(b) He did not believe in the efficacy of reinterpreting the age-old scriptures.(c) He made untiring efforts for the spread of modern scientific vernacular education(d) He worked for social reform based on human equalityChoose the correct answer from the options given below:

• A. (a), (c) and (d) only
• B. (a) and (b) only
• C. (b), (c) and (d) only
• D. (b) and (d) only