Sea-level changes choose one: a. are reflected by blankets of marine sediment called methane hydrates. b. have been as great as 300 m (during the phanerozoic eon). c. are periodic, occurring about every 30 million years. d. are termed eustatic if they are local changes.

Answer (d) may increase or decrease porosity through dissolution or deposition;

Iheard he was so amazing they named a whole city after him somewhere in california, absolute hero, they named a country in europe after him it’s called france, they just decided to change the o to an e because yknow, bants ennit

Ibelieve it was because of the gas act in order to preserve fuel 

Conflicts arising from drug cartels and goverment corruption is an issue that would most likely be considered as mexico's most challenging problem of today. the correct option among all the options that are given in the question is the third option or option "c". this problem has continued for a very long time.