Tidal Forces Are Very Important to the Algol System Today,but

Multiple Choice

Tidal forces are very important to the Algol system today,but were not important when both stars were still on the main sequence.Why not?

A) Main-sequence stars in a system like the Algol system are small compared to their physical separation.
B) Main-sequence stars are too big to be affected by tidal forces.
C) Main-sequence stars are too massive to be affected by tidal forces.
D) Main-sequence stars are unaffected by tidally-induced mass transfer.