<span>Two fundamentally important subjects are digital literacy and communication skills. Interestingly they also promote a more intuitive key area as being that of creativity.</span>
The third one, read the directions carefully. The fourth one is for after you finish. The first and second are clearly incorrect.
(A) green roofs can keep buildings warmer in the winter
(B) Dark roofs take in more heat than white roofs
(C) It is harder to heat buildings that have white roofs
