Why is e$-$mail spam controversial from a moral point of view?

Question $4$ options:

E$-$mail spam good for business, and it also useful. Likewise, e$-$mail spam is also like sitting down for dinner and receiving an unsolicited commercial phone call.

E$-$mail spam not only has harmful consequences, but it also violates the individual autonomy of Internet users. Likewise, e$-$mail spam is also analogous to unsolicited commercial phone calls.

E$-$mail spam is not only good for business but also e$-$mail spam can promote sales and is a better approach than making unsolicited commercial phone calls.

E$-$mail spam not only has promotes friendship, and also increases the individual autonomy of Internet users. Likewise, e$-$mail spam is also a form of making a solicited commercial phone call.