Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to maintain good grades while playing a sport [title] Create a calendar. [step] Using a planner to keep track of important sports matches and school assignments can keep you on schedule. Opt for a calendar that allows space to create notes, so you can jot down critical dates and events.

Ending1: [substeps] When selecting a calendar, pick one that extends months out so you can take a long view of upcoming athletic practices and assignments. Keep a pen handy too, so you can write things down as they come up. Ending2: For some sports teams, freewrite down key holidays or competitions. For some that are more casual, write on parent days, school workdays, and things like exams. Ending3: Select an older electronic calendar for more ease. [substeps] There are apps that'll allow you to use a digital chronograph and record statistics. Ending4: Make sure to include dates to test every practice or pep rally, and give it to your child in the long term. For example, write a " have practice practice this weekend " card next to every practice, event, school, or team on your calendar.

Answer format: ending1/ending2/ending3/ending4