Question

Since computers were first introduced to the public in the early 1980's, technology (change) .................. a great deal.

*has changed
*have changed
*changed
*has change

AYDAAAAAAAA

Answer 1

Respuesta:

has changed

Explicación:

• Present perfect: has/have + past participle (los verbos regulares terminan en "-ed"
• Singular en primera persona y plural (I, we, you, they) = have
• Singular en tercera persona (he, she, it) = has