Which of the following declarations are equivalent? char stringVar[10] = "Hello"; char stringVar[10] = {'H', 'e', 'l', 'l', 'o', '\0'}; char stringVar[10] = {'H', 'e', 'l', 'l', 'o'}; char...

Which of the following declarations are equivalent?

char stringVar[10] = "Hello";

char stringVar[10] = {'H', 'e', 'l', 'l', 'o', '\0'};

char stringVar[10] = {'H', 'e', 'l', 'l', 'o'};

char stringVar[6] = "Hello";

char stringVar[] = "Hello";