7) Which of the following is a correct declaration of enumerated type for cards? the suits of a deck of a) enumerated type Suit (hearts, spades, diamonds, clubs l b) enum Suit (hearts, spades, diamonds, clubs c) enum Suit (hearts, spades, diamonds, clubs ) d) enumerated type Suit (hearts, spades, diamonds, clubs ): e) enum Suit{ hearts, spades, diamonds, clubs) 8) corresponding wrapper object. is the automatic conversion between a primitive value and a a) Generating b) Aliasing c) Number formatting d) Static invocation e) Autoboxing 9) Consider the following code that will assign a letter grade of 'A','B','C','D', orP depending on a student's test score. if (score >= 90) grade . 'A'; if (score > 80) grade 'B'; if (score > 70) grade C; if (score >= 60) grade 'D'; else grade F A) This code will work correctly in all cases B) This code will work correctly only if grade>60 C) This code will work correctly only if grade