To convert a binary number into its hexadecimal form: AStart by grouping the digits into 4-bit groups BStart by grouping the digits into 6-bit groups CStart by grouping the digits into 8-bit groups DStart by grouping the digits into 2-bit groups

The answer is "Option A"

Explanation:

The Hexa-decimal numeric method has become one of the forms of numerical definitions refer to a base value of 16. There are only 16 symbols and the numerical value was used that are from 0 to 9 and A to F, in which from 0 to 9 has 10 numbers, and from A to F has 6 numbers, which is equal to 16 bits.

In the hexadecimal, only two separate hex digit is used for each nibble (or group of 4-bits), it will join by the 8-bit binary number.

you cant i guess your 18 now lol

it is not paas i hope that