GMAT Sentence Correction (SC) | Scientists have identified an asteroid, 2000 BF19

Sayantan, Im confused. Isnt there redundancy in C because both 'would' and 'probably' are used?

From what I knew, in doubtful mood, modals are used. However, recently I came across a question in which the right answer (B) did not use the modal 'will' because the word 'probably' was already used hence linking verb 'will' was used instead; you helped me understand this concept. Following is that question -

Due to the fact that Jordan wrecked Bono's station wagon during a road trip last summer,