How many of the users hold neutral attitude on "10 Best Foods for You" app and what category is this app?
neutral attitude refers to Sentiment = 'Neutral';
SELECT COUNT(T2.App), T1.Category FROM playstore AS T1 INNER JOIN user_reviews AS T2 ON T1.App = T2.App WHERE T1.App = '10 Best Foods for You' AND T2.Sentiment = 'Neutral'