The major difference between a calculator and a computer, when performing calculations, is that a

Acalculator is faster but needs more human assistance.
Bcalculator is slower and needs more human assistance.
Ccomputer is slower but needs less human assistance.
Dcomputer is faster but needs more human assistance.

Verified Answer :

Hagrid

a. calculator is faster but
needs more human assistance.

Bcalculator is slower and needs more human assistance.
Ccomputer is slower but needs less human assistance.
Dcomputer is faster but needs more human assistance.

The major difference between a
calculator and a computer, when performing calculations, is that a calculator
is faster but needs more human assistance. The answer is letter A.