Q. What will be the output of the following R code?
> x <- list(1, "a", TRUE, 1 + 4i)
> x

• (A) [[1]] [1] 1 [[2]] [1] "a" [[3]] [1] TRUE [[4]] [1] 1+4i
• (B) [[1]] [1] 2 [[2]] [1] "b" [[3]] [1] TRUE [[4]] [1] 1+4i
• (C) [[1]] [1] 3 [[2]] [1] "a" [[3]] [1] TRUE [[4]] [1] 1+4i
• (D) [[1]] [1] 77 [[2]] [1] "a" [[3]] [1] False [[4]] [1] 1+5i