The fact that space exploration has increassed threatically in the past three years_.
A. is an evidence of us wanting to know mare of our solar systems
B. how we want to learn more about the solar systems
C. is pointing to evidences of our intention to know a lot more about what is called our solar systmes
D. indicates that we are very eager to learn all we can about our solar systems
সঠিক উত্তরঃ
D.
indicates that we are very eager to learn all we can about our solar systems