If Virtually All Speculators Buy a Currency Just Before What

If virtually all speculators buy a currency just before what would be the cyclical low points in the currency's value without speculative activity, this speculation is likely to be__________ with respect to its impact on the amplitude of the cycle; if the speculators Sell the currency just before what would otherwise be the high values of the currency During its fluctuations, this speculation __________ in its impact on the amplitude of the Cycle..

A) destabilizing; also is likely to be destabilizing
B) destabilizing; is likely to be stabilizing
C) stabilizing; is likely to be destabilizing
D) stabilizing; also is likely to be stabilizing