The two most common computer operating systems in the world are . a. Windows and Linux
b. Linus and OS X
c. Windows and OS X
d. DOS and Windows

Explanation:

The two most common computer operating systems in the world are .

a.

Windows and Linux

b.

Linus and OS X

d.

DOS and Windows

Please select the best answer from the choices provided

A

B

C

D

a woodchuck would chuck 12.5 wood : 3

valentina tereshkova

soviet cosmonaut valentina tereshkova became the first woman to fly to space when she launched on the vostok 6 mission june 16, 1963. valentina tereshkova was the first woman to go into space. in 1963, she spent almost three days in space and orbited earth 48 times in her space capsule, vostok 6.jan 22, 2018