It is possible to use human hand to estimate angles on the sky. on average, how many degrees are measured between the knuckles of your index and little fingers：

a. 1 degree b. 3 degree c. 6degree d.10degree e.30degree

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).

Answerhighlands and forests;