Multi-select problem: How does the next paragraph end?

How to convert from binary to decimal
Write down the binary number and list the powers of 2 from right to left.
Let's say we want to convert the binary number 10011011 to decimal. First, write it down.

OPTIONS: a. It's good to quickly and accurately shift depending on if you're converting with binary or decimal. If this is the case, write down the binary number in white.. b. Then, write down the powers of two from right to left. Start at 2, evaluating it as " 1 ".. c. Later, you can write down the powers of 1 without moving on to the next step. Next, write down the mode method of converting from binary to decimal.. d. Imagine you copied the binary number into a column and left it unchanged. Put the original number in the column and start writing down the powers of 2..
b.