Based on the name, i'm gonna go ahead and guess 3. Added.
sum
/səm/Submit
noun
1.
a particular amount of money.
"they could not afford such a sum"
synonyms: amount, quantity, volume More
2.
the total amount resulting from the addition of two or more numbers, amounts, or items.
"the sum of two prime numbers"
synonyms: (sum) total, grand total, tally, aggregate, summation
"the sum of two numbers"
Look up binary code dictionary it will help you learn codes in letter of binary
I believe your payment history would have the greatest impact on your credit score
Answer:
A structure is a user-defined data type available in C that allows to combining data items of different kinds. Structures are used to represent a record. A union is a special data type available in C that allows storing different data types in the same memory location.