Which is the best way to write the underlined parts of sentences 6 and 7? (6) He had played sports before the disease. (7) Losing his
vision meant that ball games were out.

O A. before the disease, but losing his vision
B. before the disease, however, losing his vision
C. before the disease losing his vision
D. before the disease that losing his vision

D is the answer ok and please

where is the article

there is a sequence and logical steps to give an answer of a trouble.

1) strategy is necessary to develop an project idea.

2) to study and know the environment where you are going to work ( ecosystem).

3)   the materials resources to built the ideas.

4) to give a priority order in the context that you study. in this case human needs.