Q. Which of the following R statement will save the output to the file for following R code?
> a <- data.frame(x = rnorm(100), y = runif(100))
> b <- c(3, 4.4, 1 / 3)

• (A) save(a, b, file = "mydata.rda")
• (B) save_image(a, b, file = "mydata.rda")
• (C) keep(a, b, file = "mydata.rda")
• (D) keep_image(a, b, file = "mydata.rda")