Choose the correct sentence which is built from the words and phrases given:
Secondly / studying / basics / English / at home / less stressful / learning it / overseas.
A. Secondly, studying basics English at home is less stressful learning it while overseas.
B. Secondly, studying the basics English at home is less stressful than it while overseas.
C. Secondly, studying basics English at home is less stressful than learning it while overseas.
D. Secondly, studying the basics of English at home is less stressful than learning it while overseas.