The u. s. integrated ocean observing system (ioos) was created to

a) increase understanding of oceans and coasts
b) protect the environment
c) improve safety
d) all of the above

A I believe this is the answer I do not know look at the picture I attached

Ch4 and ph3 are both covalent since they are composed both of non-metals.    ch4 is non- polar because of  london forces and has a geometry of tetrahedral  ph3 , on the other hand, is umbrella shaped polar and has dipole-dipole intermolecular force (imf) . since ph3 is polar, it has a stronger imf   

Because you ate playdough