Which force from the asthenosphere is responsible for isostatic uplift

Which force from the asthenosphere is responsible for isostatic uplift?

ridge push

If you decide to make the leap to horse ownership it truly is a life changing event. once you sign the dotted line on the bill of sale you will have full responsibility for care, custody, training and financing your new horse.  . and leasing is just for a period of time for a amount of )