13 1 point possible (graded) Which method is used to avoid displaying warnings, generated while Creating a Radar Chart? options(warns=-1) warns(-1) options(warn=-1) warnings(-1) unanswered SaveSave your answer Submit You have used 0 of 2 attemptsSome problems have options such as save, reset, hints, or show answer. These options follow the Submit button. Question 14 1 point possible (graded) ___________ can be used to adjust the size of Waffle Charts kernel IRkernel Ikernel None of the options are correct unanswered SaveSave your answer Submit You have used 0 of 2 attemptsSome problems have options such as save, reset, hints, or show answer. These options follow the Submit button. Question 15 1 point possible (graded) >> Which of the following parameters are used to create waffle charts in R? colors rows title xlab All the options above are correct unanswered SaveSave your answer Submit You have used 0 of 2 attemptsSome problems have options such as save, reset, hints, or show answer. These options follow the Submit button. Question 16 1 point possible (graded) Choose the correct method to create a Box Plot in R ggplot(df) + geom_boxplot() ggplot(df, aes(x=label, y=value)) ggplot(df, aes(x=label, y=value)) + geom_boxplot() None of the options are correct unanswered SaveSave your answer Submit You have used 0 of 2 attemptsSome problems have options such as save, reset, hints, or show answer. These options follow the Submit button. Question 17 1 poin