Select all of the following definitions for a Mask that can be used with a bitwise or operator to set the bit #$3$ of a $8$ bit character to $1$ without changing the other bits in the byte. $($Remember that the bits are numbered as $0,1,2,3,...)$

Question $6$ options:

unsigned char Mask $=0$x$06$;

unsigned char Mask $=0$x$04$;

unsigned char Mask $=1$;

typedef struct $\{$

unsigned char : $2$;

unsigned char bit : $1$;

$\}$ MASK;

MASK Mask $=\{.$bit $=1\}$;

unsigned char Mask $=4$;

unsigned char Mask $=8$;

typedef struct $\{$

unsigned char : $3$;

unsigned char bit : $1$;

$\}$ MASK;

MASK Mask $=\{.$bit $=1\}$;

unsigned char Mask $=0$x$02$;