PEOPLE I SPEND I ALL I TIME I TALKING / HOW I TALK / COMPUTERS I MAY I FORGET I TO EACH OTHER /

67. People I spend I all I time I talking / how I talk / computers I may I forget I to each other /.

A. People spend all time talking to computers may forget how talk to each other.

B. People who spend all time talking to computers may forget how talk to each other.

C. People who spend all the time talking to computers may forget how to talk to each other.

D. People who spend all the time talking computers may forget how talk to each other.