Neither speaker expresses an opinion. Elaine says that some works might not be recognized as masterpieces, but that doesn’t imply she thinks those works are or should be masterpieces. Fred doesn’t speak about works recognized as masterpieces, only artists recognized as masters.

This is a point of disagreement. Elaine thinks museums should collect art of all genres. Fred thinks museums should only try to collect the greatest artworks. He doesn’t put any weight on the collection of different genres.

Both speakers agree. Elaine thinks the purpose of art museums is to preserve artworks. Fred thinks the purpose is to preserve the greatest artworks.

Elaine expresses no opinion. She says to acquire the best examples from a period or genre, but she doesn’t comment on the cost of an artwork and whether that should influence the choice of example. Fred has no opinion on the choice between unusual vs. best example.

Neither expresses an opinion. Elaine doesn’t say anything suggesting whether there exist wrongly identified masterpieces. Fred speaks only of artists recognized as masters, not artworks identified as masterpieces.