Three statements are given followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.

Statements:

Some gifts are presents.

Some presents are boxes.

All presents are tables.

Conclusions:

I. Some gifts are tables.

II. Some tables are boxes.

III. All gifts are boxes.