What will be the output of the following R code?

> datestring <- c("January 10, 2012 10:40", "December 9, 2011 9:10")
> x <- strptime(datestring, "%B %d, %Y %H:%M")
> x

A. List B. Matrix C. Data Frame D. Vector

A. A list of elements B. A one-dimensional array C. A two-dimensional array D. A data frame

A. my_list <- c(1, "hello", TRUE) B. my_list = list(1, "hello", TRUE) C. my_list(1, "hello", TRUE) D. list(my_list = c(1, "hello", TRUE))

A. List B. Matrix C. Data Frame D. Array