Kinda blurry but please answer no files or else...reported team a practises by pulling a rope tied to a tree

the team pulls with force of 1200N but the tree does not move

what is the force of the tree on the rope? tick the correct box

1)zero 2) less then 1200N 3)1200N 4)more then 1200N

Choose the best definition of allele. a. one of several possible versions of a gene, which each produce a different phenotype b. an organism that's purebred for a given trait c. the process of fertilizing a plant with pollen from another plant d. a set of genes that are located on the same chromosome and so are tightly linked