The following are the answers:
a. porous and permeable beds bounded on all sides by impermeable rock.
c. structural traps.
<span>Earthquake waves that vibrate from side to side and up and down only through solids are known as secondary waves, or simply S-waves. As you can see in the question, they pass through solids - to be more precise, they flow through rocks and cause them to change their shape. They are quite strong, but not as strong as primary waves, as they cannot pass through liquids or gases. </span>
A and d I believe are correct
<span>The
Milky Way is a elliptical galaxy. Galaxy,
by definition, is an arrangement composing of stars, planets, gasses and
everything more that can be seen in the space. There are three types of
galaxies and they are elliptical, spiral and irregular. Spherical could be
applicable as elliptical if you got to choose only one on the choices above.
Example of spiral galaxy is the Milky Way galaxy where our Solar system is
currently located according to the scientists</span>
Nepal measures about 880 kilometers (547 mi) along its Himalayan axis by 150 to 250 kilometers (93 to 155 mi) across. It has an area of 147,516 km2 (56,956 sq mi).