Which correctly distinguishes between a pinetree an apple tree

A gymnosperm refers to a plant that comprises seeds unprotected by a fruit or an ovary. This includes cycads, conifers, and ginkgo. On the other hand, angiosperms refer to a taxonomic category of plants in which the developed seed is not enveloped or covered by the ovule, like an apple.  

The pine tree exhibits flowers, while the apple tree does not contain any flowers. The pine tree possesses unprotected seeds, while the apple tree possesses seeds in the fruit. The apple tree is seedless and nonvascular plant, on the other hand, the pine tree is vascular.  

answer; the tunica intima also called tunica interna, consists of elastic fibers,connective tissue and smooth muscle cells;

i think its white blood cells

i hope this