For a data frame named DF write the R code or function that does the following: (This is fill in a blank question and th

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For a data frame named DF write the R code or function that does
the following: (This is fill in a blank question and the exact R
function or code must be written using DF as it is in capital
letters). Write only the R command or code nothing else. 1-The Size
of DF: 2-The Structure of DF: 3-The Attributes of DF: 4-The first
row of DF: 5-The Last column of DF: 6-Display some data from DF:
7-Number of Observations: 8-Number of variables: 9- Correlation
Matrix: 10- Correlation Plot: 11-Variance of a variable z of DF
(also its the 4 rd column): 12-plot of two variables x and y (or
Alternatively columns 6 and 2) from DF:
Please solve it.