Which supporting detail in this passage best supports the conclusion that Mick enjoys baseball?

One day, I was outside playing baseball with some other kids in the neighborhood. Mick watched us for a while, and then he disappeared into his house. A few minutes later he returned and, slipping a mitt onto his hand, crouched down by second base. Now, a day doesn't go by when Mick doesn't join us in the yard.

Mick slipped on a mitt and crouched down by second base.

Mick disappeared into the house.

One day, I was outside playing baseball with some other kids in the neighborhood.

Now, a day doesn't go by when Mick doesn't join us in the yard.

The supporting detail "Mick slipped on a mitt and crouched down by second base" best supports the conclusion that Mick enjoys baseball. This detail shows that Mick actively participated in the game by equipping himself with a mitt and positioning himself on the field.