Please I need help as soon as possible

Linear search can be used on:

Any of the above.

Unsorted arrays.

Sorted arrays.

Integer arrays

Which of the following statement is assigning the address of variable number1 to pointer variable doublePtr?

Assume that double variables number1 and number2 have been declared and that number1 has been initialized to 7.3.

*doublePtr = &number1;

doublePtr = &number1;

&doublePtr = &number1;

doublePtr = number1;

Which of the following statement is declaring a pointer nPtr that points to a variable of type double?

double* nPtr;

double nPtr*;

double nPtr;

*double nPtr;