IBM has teamed with longtime rival Sun Microsystems to cooperate on server technologies so that Sun$$s Solaris operating system could run on IBM$$s servers and eventually on its mainframes. This is an example of a$($an$)$

Question $1$Select one:

a$.$

equity$-$based vertical complementary alliance.

b$.$

nonequity$-$based vertical complementary alliance.

c$.$

nonequity$-$based horizontal complementary alliance.

d$.$

equity$-$based horizontal complementary alliance