Answer:
The correct answer is A an ionic bond is a bond between charged atoms,while a covalent bond is a bond between neutral atoms.
Step-by-step explanation:
Ionic bond is formed between two atom that have huge difference in their electronegativity.The one atom loses electron thus becomes positively charged another atom receives that electron thus becomes negatively charged.
For example NaCl
Covalent bond is formed by the sharing and paring of electrons.
For example H2O