The algal ancestors of land plants are most likely similar to the

The algal ancestors of land plants are most likely similar to the
 
  a. Rhodophyta.
  b. Phaeophyta.
  c. Chrysophyta.
  d. Charophyta.
  e. Radiolaria.

Question 2

Many algal species have life cycles consisting of alternating haploid and diploid generations. The most
  common life cycle in green algae consists of organisms that are
 
  a. unicellular in the haploid stage and multicellular in the diploid stage.
  b. multicellular in the haploid stage and unicellular in the diploid stage.
  c. unicellular in both the haploid and diploid stages.
  d. multicellular in both the haploid and diploid stages.
  e. colonial in both the haploid and diploid stages.