Python programming help for number 4 and 5, please.

Given a dictionary: gradeCounts-("A": 8, "B": 3, "C": 15, "F": 2, "H": 6 } write the Python statement(s) to print: 4. a. All the keys. b. All the values. c. All the key and value pairs. d. The average value. e. A chart similar to the following in which each row contains a key followed by a number of asterisks equal to the key's data value as shown below. B: C: F: t4 5. Given three sets, setl, set2, and set3, write Python statement(s) to perform the following actions: Create a new set of all elements that are in setl or set2 but not both. Create a new set of all elements that are in only one of the three sets setl, set2, and set3. Create a new set of all integer elements in the range 1 through 25 that are not in setl. a. b. c