Which word or words and punctuation best corrects any errors in the sentence?

Doing well at math like succeeding at music, becoming a good batter, or excelling at writing takes practice.

A.
—takes practice.

B.
—like succeeding at music, becoming a good batter, or excelling at writing takes practice.

C.
like succeeding at music—

D.
—like succeeding at music, becoming a good batter, or excelling at writing—

Question

Which word or words and punctuation best corrects any errors in the sentence? 

Doing well at math like succeeding at music, becoming a good batter, or excelling at writing takes practice.
 
 A.
—takes practice.
 
 B.
—like succeeding at music, becoming a good batter, or excelling at writing takes practice.
 
 C.
like succeeding at music—
 
 D.
—like succeeding at music, becoming a good batter, or excelling at writing—

anonymous · Answer

i believe its D but I'm not 100% sure