Can someone help me put these in order!!

The skeletal system performs a variety of functions that are crucial to maintaining life processes. what function is performed in the bone marrow, but not in the ossified bones of the skeleton? a oxygen transportation c mineral storage b. muscle attachment d red blood cell production

Could someone me with number one you

Spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?