Which of the following is evidence of the past existence of glaciers? A.
rift valleys

B.
fjords

C.
estuaries

D.
oceanic ridges

Sequoia national park  /  inyo national forest, california, u.s. mount whitney is the tallest mountain in california, as well as the highest summit in the contiguous united states and thesierra nevada—with an elevation of 14,505 feet (4,421 m).

Answer volcanic eruptionsseismic waves from earthquakes;

Answer cumulus clouds;