Simple pick really. Unlike other races humans only have 2 'subraces' to choose from in D&D 5e. If we get the choice which would you pick?
Standard Human
• Ability Score Increase. Your ability scores each increase by 1.
Variant Human
• Ability Score Increase. Two different ability scores of your choice increase by 1.
• Skills. You gain proficiency in one skill of your choice.
• Feat. You gain one Feat of your choice.