## Solve it 1+2×3!

**Option**

A. 9

B. 13

C. 7

**Solution:**

The answer is 13.

Following the order of operations (PEMDAS), we first perform the factorial (3!), which is 3 x 2 x 1 = 6.

Then, we perform the multiplication: 2 x 6 = 12.

Finally, we add 1 to the result: 12 + 1 = 13.