Yibble yabble give me answer plz

In terms of alternation of generations, the internal parts of the pollen grains of seed-producing plants are most similar to a ) moss sporophyteb) moss gametophyte bearing both male and female gametangiac) fern sporophyted) fern gametophyte bearing only antheridia

What environmental cues and landmarks do the geese use to determine the timing and direction of their migration over the mountains? how do they find their way?

2. which is the last step in the scientific method?